User talk:Southern Iowan/sandbox
| 2022 Iowa elections | ||
|---|---|---|
| Office | (D) Democratic | (R) Republican |
| 2022 Iowa gubernatorial election | ||
| Governor | (D) Deidre DeJear | (R) Kim Reynolds (I) |
| Lieutenant Governor | (D) Eric Van Lancker | (R) Adam Gregg (I) |
| 2022 Iowa executive elections | ||
| Secretary of Agriculture | (D) John Norwood | (R) Mike Naig (I) |
| Attorney General | (D) Thomas J. Miller (I) | (R) Brenna (Findley) Bird |
| Auditor of State | (D) Rob Sand (I) | (R) Todd Halbur |
| Secretary of State | (D) Joel Miller | (R) Paul D. Pate (I) |
| Treasurer of State | (D) Michael L. Fitzgerald (I) | (R) Roby Smith |
| (I) denotes Incumbent | ||
| 2018 Iowa elections | ||
|---|---|---|
| Office | (D) Democratic | (R) Republican |
| 2018 Iowa gubernatorial election | ||
| Governor | (D) Fred Hubbell | (R) Kim Reynolds (I) |
| Lieutenant Governor | (D) Rita Hart | (R) Adam Gregg (I) |
| 2018 Iowa executive elections | ||
| Secretary of Agriculture | (D) Tim Gannon | (R) Mike Naig (I) |
| Attorney General | (D) Thomas J. Miller (I) | (R) No candidate |
| Auditor of State | (D) Rob Sand | (R) Mary Mosiman (I) |
| Secretary of State | (D) Deidre DeJear | (R) Paul D. Pate (I) |
| Treasurer of State | (D) Michael L. Fitzgerald (I) | (R) Jeremy N. Davis |
| (I) denotes Incumbent | ||
| 2014 Iowa elections | ||
|---|---|---|
| Office | (D) Democratic | (R) Republican |
| 2014 Iowa gubernatorial election | ||
| Governor | (D) Jack Hatch | (R) Terry E. Branstad (I) |
| Lieutenant Governor | (D) Monica Vernon | (R) Kim Reynolds (I) |
| 2014 Iowa executive elections | ||
| Secretary of Agriculture | (D) Sherrie Taha | (R) William H. Northey (I) |
| Attorney General | (D) Thomas J. Miller (I) | (R) Adam Gregg |
| Auditor of State | (D) Jon Neiderbach | (R) Mary Mosiman (I) |
| Secretary of State | (D) Brad Anderson | (R) Paul D. Pate |
| Treasurer of State | (D) Michael L. Fitzgerald (I) | (R) Sam Clovis |
| (I) denotes Incumbent | ||
| 2010 Iowa elections | ||
|---|---|---|
| Office | (D) Democratic | (R) Republican |
| 2010 Iowa gubernatorial election | ||
| Governor | (D) Chester J. Culver (I) | (R) Terry E. Branstad |
| Lieutenant Governor | (D) Patty Judge (I) | (R) Kim Reynolds |
| 2010 Iowa executive elections | ||
| Secretary of Agriculture | (D) Francis Thicke | (R) William H. Northey (I) |
| Attorney General | (D) Thomas J. Miller (I) | (R) Brenna (Findley) Bird |
| Auditor of State | (D) Jon Murphy | (R) David A. Vaudt (I) |
| Secretary of State | (D) Michael A. Mauro (I) | (R) Matt Schultz |
| Treasurer of State | (D) Michael L. Fitzgerald (I) | (R) David D. Jamison |
| (I) denotes Incumbent | ||
| 2006 Iowa elections | ||
|---|---|---|
| Office | (D) Democratic | (R) Republican |
| 2006 Iowa gubernatorial election | ||
| Governor | (D) Chester J. Culver | (R) Jim Nussle |
| Lieutenant Governor | (D) Patty Judge | (R) Bob Vander Plaats |
| 2006 Iowa executive elections | ||
| Secretary of Agriculture | (D) Denise O'Brien | (R) William H. Northey |
| Attorney General | (D) Thomas J. Miller (I) | (R) No candidate |
| Auditor of State | (D) No candidate | (R) David A. Vaudt (I) |
| Secretary of State | (D) Michael A. Mauro | (R) Mary Ann Hanusa |
| Treasurer of State | (D) Michael L. Fitzgerald (I) | (R) No candidate |
| (I) denotes Incumbent | ||
| 2002 Iowa elections | ||
|---|---|---|
| Office | (D) Democratic | (R) Republican |
| 2002 Iowa gubernatorial election | ||
| Governor | (D) Thomas J. Vilsack (I) | (R) Doug Gross |
| Lieutenant Governor | (D) Sally Pederson (I) | (R) Debi Durham |
| 2002 Iowa executive elections | ||
| Secretary of Agriculture | (D) Patty Judge (I) | (R) John Askew |
| Attorney General | (D) Thomas J. Miller (I) | (R) Dave Millage |
| Auditor of State | (D) Patrick J. Deluhery | (R) David A. Vaudt |
| Secretary of State | (D) Chester J. Culver (I) | (R) Mike Hartwig |
| Treasurer of State | (D) Michael L. Fitzgerald (I) | (R) Matthew Whitaker |
| (I) denotes Incumbent | ||
| 1998 Iowa elections | ||
|---|---|---|
| Office | (D) Democratic | (R) Republican |
| 1998 Iowa gubernatorial election | ||
| Governor | (D) Thomas J. Vilsack | (R) Jim Ross Lightfoot |
| Lieutenant Governor | (D) Sally Pederson | (R) Almo Hawkins |
| 1998 Iowa executive elections | ||
| Secretary of Agriculture | (D) Patty Judge | (R) Dan Brown |
| Attorney General | (D) Thomas J. Miller (I) | (R) Mark Schwickerath |
| Auditor of State | (D) No candidate | (R) Richard D. Johnson (I) |
| Secretary of State | (D) Chester J. Culver | (R) John Gilliland |
| Treasurer of State | (D) Michael L. Fitzgerald (I) | (R) Joan Fitzpatrick Bolin |
| (I) denotes Incumbent | ||
| 1994 Iowa elections | ||
|---|---|---|
| Office | (D) Democratic | (R) Republican |
| 1994 Iowa gubernatorial election | ||
| Governor | (D) Bonnie Campbell | (R) Terry E. Branstad (I) |
| Lieutenant Governor | (D) Leonard L. Boswell | (R) Joy Corning (I) |
| 1994 Iowa executive elections | ||
| Secretary of Agriculture | (D) Dale M. Cochran (I) | (R) Tom Cory |
| Attorney General | (D) Thomas J. Miller | (R) Joe Gunderson |
| Auditor of State | (D) Dan Gray | (R) Richard D. Johnson (I) |
| Secretary of State | (D) Anne Pedersen | (R) Paul D. Pate |
| Treasurer of State | (D) Michael L. Fitzgerald (I) | (R) Jay Irwin |
| (I) denotes Incumbent | ||
| 1990 Iowa elections | ||
|---|---|---|
| Office | (D) Democratic | (R) Republican |
| 1990 Iowa gubernatorial election | ||
| Governor | (D) Donald D. Avenson | (R) Terry E. Branstad (I) |
| Lieutenant Governor | (D) Jo Ann Zimmerman (I) | (R) Joy Corning |
| 1990 Iowa executive elections | ||
| Secretary of Agriculture | (D) Dale M. Cochran (I) | (R) Varel G. Bailey |
| Attorney General | (D) Bonnie Campbell | (R) Ed Kelly |
| Auditor of State | (D) Beverly Dickerson | (R) Richard D. Johnson (I) |
| Secretary of State | (D) Elaine Baxter (I) | (R) Beverly Anderson |
| Treasurer of State | (D) Michael L. Fitzgerald (I) | (R) Burtwin L. Day |
| (I) denotes Incumbent | ||
| 1986 Iowa elections | ||
|---|---|---|
| Office | (D) Democratic | (R) Republican |
| 1986 Iowa gubernatorial election | ||
| Governor | (D) Lowell L. Junkins | (R) Terry E. Branstad (I) |
| Lieutenant Governor | (D) Jo Ann Zimmerman | (R) Joan Lipsky |
| 1986 Iowa executive elections | ||
| Secretary of Agriculture | (D) Dale M. Cochran | (R) Thatcher Johnson |
| Attorney General | (D) Thomas J. Miller (I) | (R) James C. Davis |
| Auditor of State | (D) Beverly Dickerson | (R) Richard D. Johnson (I) |
| Secretary of State | (D) Elaine Baxter | (R) Dawn Roberts |
| Treasurer of State | (D) Michael L. Fitzgerald (I) | (R) Jack Nystrom |
| (I) denotes Incumbent | ||
| 1982 Iowa elections | ||
|---|---|---|
| Office | (D) Democratic | (R) Republican |
| 1982 Iowa gubernatorial election | ||
| Governor | (D) Roxanne Conlin | (R) Terry E. Branstad |
| Lieutenant Governor | (D) Robert T. Anderson | (R) Lawrence E. Pope |
| 1982 Iowa executive elections | ||
| Secretary of Agriculture | (D) James R. Riordan | (R) Robert H. Lounsberry (I) |
| Attorney General | (D) Thomas J. Miller (I) | (R) Walter Conlon |
| Auditor of State | (D) Tom Slockett | (R) Richard D. Johnson (I) |
| Secretary of State | (D) Albert Sorensen | (R) Mary Jane Odell (I) |
| Treasurer of State | (D) Michael L. Fitzgerald | (R) Maurice E. Baringer (I) |
| (I) denotes Incumbent | ||
| 1978 Iowa elections | ||
|---|---|---|
| Office | (D) Democratic | (R) Republican |
| 1978 Iowa gubernatorial election | ||
| Governor | (D) Jerome D. Fitzgerald | (R) Robert D. Ray (I) |
| Lieutenant Governor | (D) William D. Palmer | (R) Terry E. Branstad |
| 1978 Iowa executive elections | ||
| Secretary of Agriculture | (D) James D. Jordan | (R) Robert H. Lounsberry (I) |
| Attorney General | (D) Thomas J. Miller | (R) Richard C. Turner (I) |
| Auditor of State | (D) John B. Brunow | (R) Lloyd R. Smith (I) |
| Secretary of State | (D) Walter R. Griffin | (R) Melvin D. Synhorst (I) |
| Treasurer of State | (D) Robert A. Krause | (R) Maurice E. Baringer (I) |
| (I) denotes Incumbent | ||
| 1974 Iowa elections | ||
|---|---|---|
| Office | (D) Democratic | (R) Republican |
| 1974 Iowa gubernatorial election | ||
| Governor | (D) Jim Schaben | (R) Robert D. Ray (I) |
| Lieutenant Governor | (D) Charles P. Miller | (R) Arthur A. Neu (I) |
| 1974 Iowa executive elections | ||
| Secretary of Agriculture | (D) Francis L. York | (R) Robert H. Lounsberry (I) |
| Attorney General | (D) Thomas J. Miller | (R) Richard C. Turner (I) |
| Auditor of State | (D) Harold Forret | (R) Lloyd R. Smith (I) |
| Secretary of State | (D) Cloyd E. Robinson | (R) Melvin D. Synhorst (I) |
| Treasurer of State | (D) Daniel B. Fitzgerald | (R) Maurice E. Baringer (I) |
| (I) denotes Incumbent | ||
| See also |
|---|
| Wikipedia:WikiProject U.S. Congress/Senate seniority table sandbox |
| Seniority in the United States Senate | ||||
|---|---|---|---|---|
|
Democratic D (48) Independent I (2) Republican R (50) | ||||
| Current rank | Historical rank | Senator (Party) – State | Seniority date | |
| 1 | 1743 | Chuck Grassley (R) – IA | January 3, 1981 | |
| 2 | 1766 | Mitch McConnell (R) – KY | January 3, 1985 | |
| 3 | 1810 | Patty Murray (D) – WA | January 3, 1993 | |
| 4 | 1827 | Ron Wyden (D) – OR | February 6, 1996 | |
| 5 | 1831 | Dick Durbin (D) – IL | January 3, 1997 | |
| 6 | 1835 | Jack Reed (D) – RI | ||
| 7 | 1842 | Susan Collins (R) – ME | ||
| 8 | 1844 | Chuck Schumer (D) – NY | January 3, 1999 | |
| 9 | 1846 | Mike Crapo (R) – ID | ||
| 10 | 1855 | Tom Carper (D) – DE | January 3, 2001 | |
| 11 | 1859 | Maria Cantwell (D) – WA | ||
| 12 | 1867 | John Cornyn (R) – TX | December 2, 2002 | |
| 13 | 1868 | Lisa Murkowski (R) – AK | December 20, 2002 | |
| 14 | 1870 | Lindsey Graham (R) – SC | January 3, 2003 | |
| 15 | 1879 | John Thune (R) – SD | January 3, 2005 | |
| 16 | 1885 | Bob Menendez (D) – NJ | January 17, 2006 | |
| 17 | 1886 | Ben Cardin (D) – MD | January 3, 2007 | |
| 18 | 1887 | Bernie Sanders (I) – VT | ||
| 19 | 1888 | Sherrod Brown (D) – OH | ||
| 20 | 1890 | Bob Casey Jr. (D) – PA | ||
| 21 | 1893 | Amy Klobuchar (D) – MN | ||
| 22 | 1894 | Sheldon Whitehouse (D) – RI | ||
| 23 | 1895 | Jon Tester (D) – MT | ||
| 24 | 1896 | John Barrasso (R) – WY | June 22, 2007 | |
| 25 | 1897 | Roger Wicker (R) – MS | December 31, 2007 | |
| 26 | 1901 | Jeanne Shaheen (D) – NH | January 3, 2009 | |
| 27 | 1902 | Mark Warner (D) – VA | ||
| 28 | 1903 | Jim Risch (R) – ID | ||
| 29 | 1905 | Jeff Merkley (D) – OR | ||
| 30 | 1909 | Michael Bennet (D) – CO | January 21, 2009 | |
| 31 | 1910 | Kirsten Gillibrand (D) – NY | January 26, 2009 | |
| 32 | 1917 | Chris Coons (D) – DE | November 15, 2010 | |
| 33 | 1920 | Jerry Moran (R) – KS | January 3, 2011 | |
| 34 | 1922 | John Boozman (R) – AR | ||
| 35 | 1924 | John Hoeven (R) – ND | ||
| 36 | 1925 | Marco Rubio (R) – FL | ||
| 37 | 1926 | Ron Johnson (R) – WI | ||
| 38 | 1927 | Rand Paul (R) – KY | ||
| 39 | 1928 | Richard Blumenthal (D) – CT | ||
| 40 | 1929 | Mike Lee (R) – UT | ||
| 41 | 1932 | Brian Schatz (D) – HI | December 26, 2012 | |
| 42 | 1933 | Tim Scott (R) – SC | January 2, 2013 | |
| 43 | 1934 | Tammy Baldwin (D) – WI | January 3, 2013 | |
| 44 | 1937 | Chris Murphy (D) – CT | ||
| 45 | 1938 | Mazie Hirono (D) – HI | ||
| 46 | 1939 | Martin Heinrich (D) – NM | ||
| 47 | 1940 | Angus King (I) – ME | ||
| 48 | 1941 | Tim Kaine (D) – VA | ||
| 49 | 1942 | Ted Cruz (R) – TX | ||
| 50 | 1943 | Elizabeth Warren (D) – MA | ||
| 51 | 1944 | Deb Fischer (R) – NE | ||
| 52 | 1948 | Ed Markey (D) – MA | July 16, 2013 | |
| 53 | 1949 | Cory Booker (D) – NJ | October 31, 2013 | |
| 54 | 1951 | Shelley Moore Capito (R) – WV | January 3, 2015 | |
| 55 | 1952 | Gary Peters (D) – MI | ||
| 56 | 1953 | Bill Cassidy (R) – LA | ||
| 57 | 1955 | James Lankford (R) – OK | ||
| 58 | 1956 | Tom Cotton (R) – AR | ||
| 59 | 1957 | Steve Daines (R) – MT | ||
| 60 | 1958 | Mike Rounds (R) – SD | ||
| 61 | 1960 | Thom Tillis (R) – NC | ||
| 62 | 1961 | Joni Ernst (R) – IA | ||
| 63 | 1963 | Dan Sullivan (R) – AK | ||
| 64 | 1964 | Chris Van Hollen (D) – MD | January 3, 2017 | |
| 65 | 1965 | Todd Young (R) – IN | ||
| 66 | 1966 | Tammy Duckworth (D) – IL | ||
| 67 | 1967 | Maggie Hassan (D) – NH | ||
| 68 | 1969 | John Kennedy (R) – LA | ||
| 69 | 1970 | Catherine Cortez Masto (D) – NV | ||
| 70 | 1972 | Tina Smith (D) – MN | January 3, 2018 | |
| 71 | 1974 | Cindy Hyde-Smith (R) – MS | April 2, 2018 | |
| 72 | 1975 | Marsha Blackburn (R) – TN | January 3, 2019 | |
| 73 | 1976 | Kyrsten Sinema (I) – AZ | ||
| 74 | 1977 | Kevin Cramer (R) – ND | ||
| 75 | 1979 | Jacky Rosen (D) – NV | ||
| 76 | 1982 | Josh Hawley (R) – MO | ||
| 77 | 1983 | Rick Scott (R) – FL | January 8, 2019 | |
| 78 | 1985 | Mark Kelly (D) – AZ | December 2, 2020 | |
| 79 | 1986 | Ben Ray Luján (D) – NM | January 3, 2021 | |
| 80 | 1987 | Cynthia Lummis (R) – WY | ||
| 81 | 1988 | Roger Marshall (R) – KS | ||
| 82 | 1989 | John Hickenlooper (D) – CO | ||
| 83 | 1990 | Bill Hagerty (R) – TN | ||
| 84 | 1991 | Tommy Tuberville (R) – AL | ||
| 85 | 1992 | Alex Padilla (D) – CA | January 18, 2021 | |
| 86 | 1993 | Jon Ossoff (D) – GA | January 20, 2021 | |
| 87 | 1994 | Raphael Warnock (D) – GA | ||
| 88 | 1995 | Peter Welch (D) – VT | January 3, 2023 | |
| 89 | 1996 | Markwayne Mullin (R) – OK | ||
| 90 | 1997 | Ted Budd (R) – NC | ||
| 91 | 1998 | John Fetterman (D) – PA | ||
| 92 | 1999 | J. D. Vance (R) – OH | ||
| 93 | 2000 | Eric Schmitt (R) – MO | ||
| 94 | 2001 | Katie Britt (R) – AL | ||
| 95 | 2002 | Pete Ricketts (R) – NE | January 12, 2023 | |
| 96 | 2003 | Laphonza Butler (D) – CA | October 1, 2023 | |
| 97 | 2004 | – MI | January 3, 2025 | |
| 98 | 2005 | – IN | ||
| 99 | 2006 | – UT | ||
| 100 | 2007 | – WV | ||
| Current rank | Historical rank | Senator (Party) – State | Seniority date | |
A Chronological Listing of U.S. Senators
| Seniority in the United States Senate | ||||
|---|---|---|---|---|
|
Democratic D Independent I Republican R | ||||
| Current rank | Historical rank | Senator (Party) – State | Seniority date | |
| — | 1500 | Harry Darby (R) – KS | December 2, 1949 | |
| — | 1501 | William Benton (D) – CT | December 17, 1949 | |
| — | 1502 | Earle Clements (D) – KY | November 27, 1950 | |
| — | 1503 | Willis Smith (D) – NC | ||
| — | 1504 | Frank Carlson (R) – KS | ||
| — | 1505 | Richard Nixon (R) – CA | December 1, 1950 | |
| — | 1506 | John Pastore (D) – RI | December 19, 1950 | |
| — | 1507 | Wallace F. Bennett (R) – UT | January 3, 1951 | |
| — | 1508 | John Marshall Butler (R) – MD | ||
| — | 1509 | Francis H. Case (R) – SD | ||
| — | 1510 | Everett Dirksen (R) – IL | ||
| — | 1511 | Thomas C. Hennings Jr. (D) – MO | ||
| — | 1512 | Mike Monroney (D) – OK | ||
| — | 1513 | George Smathers (D) – FL | ||
| — | 1514 | Herman Welker (R) – ID | ||
| — | 1515 | James H. Duff (R) – PA | January 16, 1951 | |
| — | 1516 | Thomas R. Underwood (D) – KY | March 19, 1951 | |
| — | 1517 | Blair Moody (D) – MI | April 23, 1951 | |
| — | 1518 | Fred A. Seaton (R) – NE | December 10, 1951 | |
| — | 1519 | William A. Purtell (R) – CT | August 29, 1952 | |
| — | 1520 | Prescott Bush (R) – CT | November 5, 1952 | |
| — | 1521 | Dwight Griswold (R) – NE | ||
| — | 1522 | Charles E. Potter (R) – MI | ||
| — | 1523 | Thomas Kuchel (R) – CA | January 2, 1953 | |
| — | 1524 | Frank A. Barrett (R) – WY | January 3, 1953 | |
| — | 1525 | James Glenn Beall (R) – MD | ||
| — | 1526 | Price Daniel (D) – TX | ||
| — | 1527 | Barry Goldwater (R) – AZ | ||
| — | 1528 | Albert Gore Sr. (D) – TN | ||
| — | 1529 | Henry M. Jackson (D) – WA | ||
| — | 1530 | John F. Kennedy (D) – MA | ||
| — | 1531 | Mike Mansfield (D) – MT | ||
| — | 1532 | Frederick G. Payne (R) – ME | ||
| — | 1533 | Stuart Symington (D) – MO | ||
| — | 1534 | Alton Lennon (D) – NC | July 10, 1953 | |
| — | 1535 | Robert W. Upton (R) – NH | August 14, 1953 | |
| — | 1536 | Thomas A. Burke (D) – OH | November 10, 1953 | |
| — | 1537 | Eva Bowring (R) – NE | April 16, 1954 | |
| — | 1538 | Sam Ervin (D) – NC | June 5, 1954 | |
| — | 1539 | Edward D. Crippa (R) – WY | June 24, 1954 | |
| — | 1540 | Samuel W. Reynolds (R) – NE | July 3, 1954 | |
| — | 1541 | Charles E. Daniel (D) – SC | September 6, 1954 | |
| — | 1542 | Ernest S. Brown (R) – NV | October 1, 1954 | |
| — | 1543 | Hazel Abel (R) – NE | November 8, 1954 | |
| — | 1544 | Norris Cotton (R) – NH | ||
| — | 1545 | Roman Hruska (R) – NE | ||
| — | 1546 | W. Kerr Scott (D) – NC | November 29, 1954 | |
| — | 1547 | Alan Bible (D) – NV | December 2, 1954 | |
| — | 1548 | George H. Bender (R) – OH | December 16, 1954 | |
| — | 1549 | Strom Thurmond (I) – SC | December 24, 1954 | |
| — | 1550 | Carl Curtis (R) – NE | January 1, 1955 | |
| — | 1551 | Gordon Allott (R) – CO | January 3, 1955 | |
| — | 1552 | Clifford P. Case (R) – NJ | ||
| — | 1553 | Thomas E. Martin (R) – IA | ||
| — | 1554 | Patrick V. McNamara (D) – MI | ||
| — | 1555 | Richard L. Neuberger (D) – OR | ||
| — | 1556 | William Laird III (D) – WV | March 13, 1956 | |
| — | 1557 | Thomas A. Wofford (D) – SC | April 5, 1956 | |
| — | 1558 | Robert Humphreys (D) – KY | June 21, 1956 | |
| — | 1559 | John A. Carroll (D) – CO | January 3, 1957 | |
| — | 1560 | Frank Church (D) – ID | ||
| — | 1561 | Joseph S. Clark Jr. (D) – PA | ||
| — | 1562 | Frank Lausche (D) – OH | ||
| — | 1563 | Thruston Ballard Morton (R) – KY | ||
| — | 1564 | Herman Talmadge (D) – GA | ||
| — | 1565 | Jacob Javits (R) – NY | January 9, 1957 | |
| — | 1566 | William A. Blakley (D) – TX | January 15, 1957 | |
| — | 1567 | Ralph Yarborough (D) – TX | April 29, 1957 | |
| — | 1568 | William Proxmire (D) – WI | August 28, 1957 | |
| — | 1569 | John D. Hoblitzell Jr. (R) – WV | January 25, 1958 | |
| — | 1570 | B. Everett Jordan (D) – NC | April 19, 1958 | |
| — | 1571 | Jennings Randolph (D) – WV | November 5, 1958 | |
| — | 1572 | Stephen M. Young (D) – OH | January 3, 1959 | |
| — | 1573 | Hugh Scott (R) – PA | ||
| — | 1574 | Clair Engle (D) – CA | ||
| — | 1575 | Kenneth Keating (R) – NY | ||
| — | 1576 | Eugene McCarthy (D) – MN | ||
| — | 1577 | Winston L. Prouty (R) – VT | ||
| — | 1578 | Thomas J. Dodd (D) – CT | ||
| — | 1579 | Robert Byrd (D) – WV | ||
| — | 1580 | Harrison A. Williams (D) – NJ | ||
| — | 1581 | Bob Bartlett (D) – AK | ||
| — | 1582 | Edmund Muskie (D) – ME | ||
| — | 1583 | Ernest Gruening (D) – AK | ||
| — | 1584 | Philip Hart (D) – MI | ||
| — | 1585 | Vance Hartke (D) – IN | ||
| — | 1586 | Frank Moss (D) – UT | ||
| — | 1587 | Gale W. McGee (D) – WY | ||
| — | 1588 | Howard Cannon (D) – NV | ||
| — | 1589 | Oren E. Long (D) – HI | August 21, 1959 | |
| — | 1590 | Hiram Fong (R) – HI | ||
| — | 1591 | Norman Brunsdale (R) – ND | November 19, 1959 | |
| — | 1592 | Hall S. Lusk (D) – OR | March 16, 1960 | |
| — | 1593 | Quentin Burdick (D) – ND | August 8, 1960 | |
| — | 1594 | Edward V. Long (D) – MO | September 23, 1960 | |
| — | 1595 | Maurine Neuberger (D) – OR | November 9, 1960 | |
| — | 1596 | Benjamin A. Smith II (D) – MA | December 27, 1960 | |
| — | 1597 | J. Caleb Boggs (R) – DE | January 3, 1961 | |
| — | 1598 | Lee Metcalf (D) – MT | ||
| — | 1599 | John J. Hickey (D) – WY | ||
| — | 1600 | Jack Miller (R) – IA | ||
| — | 1601 | Claiborne Pell (D) – RI | ||
| — | 1602 | John Tower (R) – TX | June 15, 1961 | |
| — | 1603 | Maurice J. Murphy Jr. (R) – NH | December 7, 1961 | |
| — | 1604 | James B. Pearson (R) – KS | January 31, 1962 | |
| — | 1605 | Joseph H. Bottum (R) – SD | July 9, 1962 | |
| — | 1606 | Leonard B. Jordan (R) – ID | August 6, 1962 | |
| — | 1607 | Milward Simpson (R) – WY | November 7, 1962 | |
| — | 1608 | Ted Kennedy (D) – MA | ||
| — | 1609 | Thomas J. McIntyre (D) – NH | ||
| — | 1610 | Edwin L. Mechem (R) – NM | November 30, 1962 | |
| — | 1611 | Abraham Ribicoff (D) – CT | January 3, 1963 | |
| — | 1612 | George McGovern (D) – SD | ||
| — | 1613 | Daniel Brewster (D) – MD | ||
| — | 1614 | Daniel Inouye (D) – HI | ||
| — | 1615 | Peter H. Dominick (R) – CO | ||
| — | 1616 | Birch Bayh (D) – IN | ||
| — | 1617 | J. Howard Edmondson (D) – OK | January 7, 1963 | |
| — | 1618 | Gaylord Nelson (D) – WI | January 8, 1963 | |
| — | 1619 | Herbert S. Walters (D) – TN | August 20, 1963 | |
| — | 1620 | Pierre Salinger (D) – CA | August 4, 1964 | |
| — | 1621 | Ross Bass (D) – TN | November 4, 1964 | |
| — | 1622 | Joseph Montoya (D) – NM | ||
| — | 1623 | Fred R. Harris (D) – OK | ||
| — | 1624 | Walter Mondale (D) – MN | December 30, 1964 | |
| — | 1625 | George Murphy (R) – CA | January 1, 1965 | |
| — | 1626 | Robert F. Kennedy (D) – NY | January 3, 1965 | |
| — | 1627 | Paul Fannin (R) – AZ | ||
| — | 1628 | Joseph Tydings (D) – MD | ||
| — | 1629 | Donald S. Russell (D) – SC | April 22, 1965 | |
| — | 1630 | Harry F. Byrd Jr. (I) – VA | November 12, 1965 | |
| — | 1631 | Robert P. Griffin (R) – MI | May 11, 1966 | |
| — | 1632 | Fritz Hollings (D) – SC | November 9, 1966 | |
| — | 1633 | William Spong Jr. (D) – VA | December 31, 1966 | |
| — | 1634 | Clifford Hansen (R) – WY | January 3, 1967 | |
| — | 1635 | Charles H. Percy (R) – IL | ||
| — | 1636 | Edward Brooke (R) – MA | ||
| — | 1637 | Howard Baker (R) – TN | ||
| — | 1638 | Mark Hatfield (R) – OR | January 10, 1967 | |
| — | 1639 | Charles Goodell (R) – NY | September 10, 1968 | |
| — | 1640 | Marlow Cook (R) – KY | December 17, 1968 | |
| — | 1641 | Ted Stevens (R) – AK | December 24, 1968 | |
| — | 1642 | Thomas Eagleton (D) – MO | December 28, 1968 | |
| — | 1643 | Richard Schweiker (R) – PA | January 3, 1969 | |
| — | 1644 | Charles Mathias (R) – MD | ||
| — | 1645 | Bob Dole (R) – KS | ||
| — | 1646 | Edward Gurney (R) – FL | ||
| — | 1647 | Harold Hughes (D) – IA | ||
| — | 1648 | Henry Bellmon (R) – OK | ||
| — | 1649 | Alan Cranston (D) – CA | ||
| — | 1650 | William B. Saxbe (R) – OH | ||
| — | 1651 | James Allen (D) – AL | ||
| — | 1652 | Bob Packwood (R) – OR | ||
| — | 1653 | Mike Gravel (D) – AK | ||
| — | 1654 | Ralph Tyler Smith (R) – IL | September 17, 1969 | |
| — | 1655 | Adlai Stevenson III (D) – IL | November 17, 1970 | |
| — | 1656 | William Roth (R) – DE | January 1, 1971 | |
| — | 1657 | John V. Tunney (D) – CA | January 2, 1971 | |
| — | 1658 | Lloyd Bentsen (D) – TX | January 3, 1971 | |
| — | 1659 | Robert Taft Jr. (R) – OH | ||
| — | 1660 | Bill Brock (R) – TN | ||
| — | 1661 | J. Glenn Beall Jr. (R) – MD | ||
| — | 1662 | Lowell Weicker (R) – CT | ||
| — | 1663 | James L. Buckley (R) – NY | ||
| — | 1664 | Lawton Chiles (D) – FL | ||
| — | 1665 | David H. Gambrell (D) – GA | February 1, 1971 | |
| — | 1666 | Robert Stafford (R) – VT | September 16, 1971 | |
| — | 1667 | Elaine Edwards (D) – LA | August 1, 1972 | |
| — | 1668 | Sam Nunn (D) – GA | November 8, 1972 | |
| — | 1669 | J. Bennett Johnston (D) – LA | November 14, 1972 | |
| — | 1670 | William Hathaway (D) – ME | January 3, 1973 | |
| — | 1671 | William L. Scott (R) – VA | ||
| — | 1672 | James A. McClure (R) – ID | ||
| — | 1673 | James Abourezk (D) – SD | ||
| — | 1674 | Dewey F. Bartlett (R) – OK | ||
| — | 1675 | Jesse Helms (R) – NC | ||
| — | 1676 | Walter Dee Huddleston (D) – KY | ||
| — | 1677 | Dick Clark (D) – IA | ||
| — | 1678 | Floyd Haskell (D) – CO | ||
| — | 1679 | Pete Domenici (R) – NM | ||
| — | 1680 | Joe Biden (D) – DE | ||
| — | 1681 | Howard Metzenbaum (D) – OH | January 4, 1974 | |
| — | 1682 | Paul Laxalt (R) – NV | December 18, 1974 | |
| — | 1683 | Jake Garn (R) – UT | December 21, 1974 | |
| — | 1684 | John Glenn (D) – OH | December 24, 1974 | |
| — | 1685 | Wendell Ford (D) – KY | December 28, 1974 | |
| — | 1686 | Louis C. Wyman (R) – NH | December 31, 1974 | |
| — | 1687 | Richard Stone (D) – FL | January 1, 1975 | |
| — | 1688 | John Culver (D) – IA | January 3, 1975 | |
| — | 1689 | Dale Bumpers (D) – AR | ||
| — | 1690 | Robert Burren Morgan (D) – NC | ||
| — | 1691 | Gary Hart (D) – CO | ||
| — | 1692 | Patrick Leahy (D) – VT | ||
| — | 1693 | John A. Durkin (D) – NH | September 18, 1975 | |
| — | 1694 | John Danforth (R) – MO | December 27, 1976 | |
| — | 1695 | Edward Zorinsky (D) – NE | December 28, 1976 | |
| — | 1696 | John Chafee (R) – RI | December 29, 1976 | |
| — | 1697 | Donald Riegle (D) – MI | December 30, 1976 | |
| — | 1698 | Wendell R. Anderson (D) – MN | ||
| — | 1699 | S. I. Hayakawa (R) – CA | January 2, 1977 | |
| — | 1700 | Spark Matsunaga (D) – HI | January 3, 1977 | |
| — | 1701 | John Melcher (D) – MT | ||
| — | 1702 | John Heinz (R) – PA | ||
| — | 1703 | Paul Sarbanes (D) – MD | ||
| — | 1704 | Daniel Patrick Moynihan (D) – NY | ||
| — | 1705 | Richard Lugar (R) – IN | ||
| — | 1706 | Jim Sasser (D) – TN | ||
| — | 1707 | Dennis DeConcini (D) – AZ | ||
| — | 1708 | Orrin Hatch (R) – UT | ||
| — | 1709 | Harrison Schmitt (R) – NM | ||
| — | 1710 | Malcolm Wallop (R) – WY | ||
| — | 1711 | Kaneaster Hodges Jr. (D) – AR | December 10, 1977 | |
| — | 1712 | Paul G. Hatfield (D) – MT | January 22, 1978 | |
| — | 1713 | Muriel Humphrey Brown (D) – MN | January 25, 1978 | |
| — | 1714 | Maryon Pittman Allen (D) – AL | June 8, 1978 | |
| — | 1715 | Donald Stewart (D) – AL | November 8, 1978 | |
| — | 1716 | David Durenberger (R) – MN | ||
| — | 1717 | Max Baucus (D) – MT | December 15, 1978 | |
| — | 1718 | Nancy Kassebaum (R) – KS | December 23, 1978 | |
| — | 1719 | Thad Cochran (R) – MS | December 27, 1978 | |
| — | 1720 | Rudy Boschwitz (R) – MN | December 30, 1978 | |
| — | 1721 | Alan Simpson (R) – WY | January 1, 1979 | |
| — | 1722 | John Warner (R) – VA | January 2, 1979 | |
| — | 1723 | David Pryor (D) – AR | January 3, 1979 | |
| — | 1724 | William L. Armstrong (R) – CO | ||
| — | 1725 | William Cohen (R) – ME | ||
| — | 1726 | Paul Tsongas (D) – MA | ||
| — | 1727 | Larry Pressler (R) – SD | ||
| — | 1728 | David Boren (D) – OK | ||
| — | 1729 | J. James Exon (D) – NE | ||
| — | 1730 | Carl Levin (D) – MI | ||
| — | 1731 | Bill Bradley (D) – NJ | ||
| — | 1732 | Howell Heflin (D) – AL | ||
| — | 1733 | Roger Jepsen (R) – IA | ||
| — | 1734 | Gordon J. Humphrey (R) – NH | ||
| — | 1735 | George J. Mitchell (D) – ME | May 17, 1980 | |
| — | 1736 | Warren Rudman (R) – NH | December 30, 1980 | |
| — | 1737 | Paula Hawkins (R) – FL | January 1, 1981 | |
| — | 1738 | Jeremiah Denton (R) – AL | January 2, 1981 | |
| — | 1739 | Mark Andrews (R) – ND | January 3, 1981 | |
| — | 1740 | Steve Symms (R) – ID | ||
| — | 1741 | James Abdnor (R) – SD | ||
| — | 1742 | Chris Dodd (D) – CT | ||
| 1 | 1743 | Chuck Grassley (R) – IA | ||
| — | 1744 | Dan Quayle (R) – IN | ||
| — | 1745 | Bob Kasten (R) – WI | ||
| — | 1746 | Al D'Amato (R) – NY | ||
| — | 1747 | Arlen Specter (R) – PA | ||
| — | 1748 | Alan J. Dixon (D) – IL | ||
| — | 1749 | John Porter East (R) – NC | ||
| — | 1750 | Mack Mattingly (R) – GA | ||
| — | 1751 | Slade Gorton (R) – WA | ||
| — | 1752 | Don Nickles (R) – OK | ||
| — | 1753 | Frank Murkowski (R) – AK | ||
| — | 1754 | Nicholas F. Brady (R) – NJ | April 12, 1982 | |
| — | 1755 | Frank Lautenberg (D) – NJ | December 27, 1982 | |
| — | 1756 | Paul Trible (R) – VA | January 3, 1983 | |
| — | 1757 | Jeff Bingaman (D) – NM | ||
| — | 1758 | Chic Hecht (R) – NV | ||
| — | 1759 | Pete Wilson (R) – CA | ||
| — | 1760 | Daniel J. Evans (R) – WA | September 12, 1983 | |
| — | 1761 | John Kerry (D) – MA | January 2, 1985 | |
| — | 1762 | Paul Simon (D) – IL | January 3, 1985 | |
| — | 1763 | Tom Harkin (D) – IA | ||
| — | 1764 | Al Gore (D) – TN | ||
| — | 1765 | Phil Gramm (R) – TX | ||
| 2 | 1766 | Mitch McConnell (R) – KY | ||
| — | 1767 | Jay Rockefeller (D) – WV | January 15, 1985 | |
| — | 1768 | Jim Broyhill (R) – NC | July 14, 1986 | |
| — | 1769 | Terry Sanford (D) – NC | November 5, 1986 | |
| — | 1770 | John Breaux (D) – LA | January 3, 1987 | |
| — | 1771 | Brock Adams (D) – WA | ||
| — | 1772 | Tim Wirth (D) – CO | ||
| — | 1773 | Barbara Mikulski (D) – MD | ||
| — | 1774 | Wyche Fowler (D) – GA | ||
| — | 1775 | Richard Shelby (R) – AL | ||
| — | 1776 | Tom Daschle (D) – SD | ||
| — | 1777 | John McCain (R) – AZ | ||
| — | 1778 | Harry Reid (D) – NV | ||
| — | 1779 | Bob Graham (D) – FL | ||
| — | 1780 | Kit Bond (R) – MO | ||
| — | 1781 | Kent Conrad (D) – ND | ||
| — | 1782 | David Karnes (R) – NE | March 11, 1987 | |
| — | 1783 | Trent Lott (R) – MS | January 3, 1989 | |
| — | 1784 | Jim Jeffords (R) – VT | ||
| — | 1785 | Dan Coats (R) – IN | ||
| — | 1786 | Connie Mack III (R) – FL | ||
| — | 1787 | Richard Bryan (D) – NV | ||
| — | 1788 | Chuck Robb (D) – VA | ||
| — | 1789 | Bob Kerrey (D) – NE | ||
| — | 1790 | Herb Kohl (D) – WI | ||
| — | 1791 | Joe Lieberman (D) – CT | ||
| — | 1792 | Conrad Burns (R) – MT | ||
| — | 1793 | Daniel Akaka (D) – HI | May 16, 1990 | |
| — | 1794 | Bob Smith (D) – NH | December 7, 1990 | |
| — | 1795 | Hank Brown (R) – CO | January 3, 1991 | |
| — | 1796 | Larry Craig (R) – ID | ||
| — | 1797 | Paul Wellstone (D) – MN | ||
| — | 1798 | John Seymour (R) – CA | January 7, 1991 | |
| — | 1799 | Harris Wofford (D) – PA | May 8, 1991 | |
| — | 1800 | Jocelyn Burdick (D) – ND | September 12, 1992 | |
| — | 1801 | Dianne Feinstein (D) – CA | November 4, 1992 | |
| — | 1802 | Byron Dorgan (D) – ND | December 14, 1992 | |
| — | 1803 | Harlan Mathews (D) – TN | January 2, 1993 | |
| — | 1804 | Barbara Boxer (D) – CA | January 3, 1993 | |
| — | 1805 | Judd Gregg (R) – NH | ||
| — | 1806 | Ben Nighthorse Campbell (R) – CO | ||
| — | 1807 | Carol Moseley Braun (D) – IL | ||
| — | 1808 | Lauch Faircloth (R) – NC | ||
| — | 1809 | Paul Coverdell (R) – GA | ||
| 3 | 1810 | Patty Murray (D) – WA | ||
| — | 1811 | Russ Feingold (D) – WI | ||
| — | 1812 | Bob Bennett (R) – UT | ||
| — | 1813 | Dirk Kempthorne (R) – ID | ||
| — | 1814 | Bob Krueger (D) – TX | January 21, 1993 | |
| — | 1815 | Kay Bailey Hutchison (R) – TX | June 14, 1993 | |
| — | 1816 | Jim Inhofe (R) – OK | November 16, 1994 | |
| — | 1817 | Fred Thompson (R) – TN | December 2, 1994 | |
| — | 1818 | Olympia Snowe (R) – ME | January 3, 1995 | |
| — | 1819 | Jon Kyl (R) – AZ | ||
| — | 1820 | Mike DeWine (R) – OH | ||
| — | 1821 | Craig L. Thomas (R) – WY | ||
| — | 1822 | Rick Santorum (R) – PA | ||
| — | 1823 | Rod Grams (R) – MN | ||
| — | 1824 | John Ashcroft (R) – MO | ||
| — | 1825 | Spencer Abraham (R) – MI | ||
| — | 1826 | Bill Frist (R) – TN | ||
| 4 | 1827 | Ron Wyden (D) – OR | February 6, 1996 | |
| — | 1828 | Sheila Frahm (R) – KS | June 11, 1996 | |
| — | 1829 | Sam Brownback (R) – KS | November 7, 1996 | |
| — | 1830 | Pat Roberts (R) – KS | January 3, 1997 | |
| 5 | 1831 | Dick Durbin (D) – IL | ||
| — | 1832 | Robert Torricelli (D) – NJ | ||
| — | 1833 | Tim Johnson (D) – SD | ||
| — | 1834 | Wayne Allard (R) – CO | ||
| 6 | 1835 | Jack Reed (D) – RI | ||
| — | 1836 | Tim Hutchinson (R) – AR | ||
| — | 1837 | Max Cleland (D) – GA | ||
| — | 1838 | Mary Landrieu (D) – LA | ||
| — | 1839 | Jeff Sessions (R) – AL | ||
| — | 1840 | Gordon H. Smith (R) – OR | ||
| — | 1841 | Chuck Hagel (R) – NE | ||
| 7 | 1842 | Susan Collins (R) – ME | ||
| — | 1843 | Mike Enzi (R) – WY | ||
| 8 | 1844 | Chuck Schumer (D) – NY | January 3, 1999 | |
| — | 1845 | Jim Bunning (R) – KY | ||
| 9 | 1846 | Mike Crapo (R) – ID | ||
| — | 1847 | Blanche Lincoln (D) – AR | ||
| — | 1848 | George Voinovich (R) – OH | ||
| — | 1849 | Evan Bayh (D) – IN | ||
| — | 1850 | Peter Fitzgerald (R) – IL | ||
| — | 1851 | John Edwards (D) – NC | ||
| — | 1852 | Lincoln Chafee (R) – RI | November 2, 1999 | |
| — | 1853 | Zell Miller (D) – GA | July 24, 2000 | |
| — | 1854 | Bill Nelson (D) – FL | January 3, 2001 | |
| 10 | 1855 | Tom Carper (D) – DE | ||
| — | 1856 | Debbie Stabenow (D) – MI | ||
| — | 1857 | John Ensign (R) – NV | ||
| — | 1858 | George Allen (R) – VA | ||
| 11 | 1859 | Maria Cantwell (D) – WA | ||
| — | 1860 | Ben Nelson (D) – NE | ||
| — | 1861 | Hillary Clinton (D) – NY | ||
| — | 1862 | Jon Corzine (D) – NJ | ||
| — | 1863 | Jean Carnahan (D) – MO | ||
| — | 1864 | Mark Dayton (D) – MN | ||
| — | 1865 | Dean Barkley (I) – MN | November 4, 2002 | |
| — | 1866 | Jim Talent (R) – MO | November 23, 2002 | |
| 12 | 1867 | John Cornyn (R) – TX | December 2, 2002 | |
| 13 | 1868 | Lisa Murkowski (R) – AK | December 20, 2002 | |
| — | 1869 | Saxby Chambliss (R) – GA | January 3, 2003 | |
| 14 | 1870 | Lindsey Graham (R) – SC | ||
| — | 1871 | John E. Sununu (R) – NH | ||
| — | 1872 | Lamar Alexander (R) – TN | ||
| — | 1873 | Elizabeth Dole (R) – NC | ||
| — | 1874 | Norm Coleman (R) – MN | ||
| — | 1875 | Mark Pryor (D) – AR | ||
| — | 1876 | Richard Burr (R) – NC | January 3, 2005 | |
| — | 1877 | Jim DeMint (R) – SC | ||
| — | 1878 | Tom Coburn (R) – OK | ||
| 15 | 1879 | John Thune (R) – SD | ||
| — | 1880 | Johnny Isakson (R) – GA | ||
| — | 1881 | David Vitter (R) – LA | ||
| — | 1882 | Mel Martínez (R) – FL | ||
| — | 1883 | Barack Obama (D) – IL | ||
| — | 1884 | Ken Salazar (D) – CO | ||
| 16 | 1885 | Bob Menendez (D) – NJ | January 17, 2006 | |
| 17 | 1886 | Ben Cardin (D) – MD | January 3, 2007 | |
| 18 | 1887 | Bernie Sanders (I) – VT | ||
| 19 | 1888 | Sherrod Brown (D) – OH | ||
| — | 1889 | Jim Webb (D) – VA | ||
| 20 | 1890 | Bob Casey Jr. (D) – PA | ||
| — | 1891 | Bob Corker (R) – TN | ||
| — | 1892 | Claire McCaskill (D) – MO | ||
| 21 | 1893 | Amy Klobuchar (D) – MN | ||
| 22 | 1894 | Sheldon Whitehouse (D) – RI | ||
| 23 | 1895 | Jon Tester (D) – MT | ||
| 24 | 1896 | John Barrasso (R) – WY | June 22, 2007 | |
| 25 | 1897 | Roger Wicker (R) – MS | December 31, 2007 | |
| — | 1898 | Mark Udall (D) – CO | January 3, 2009 | |
| — | 1899 | Tom Udall (D) – NM | ||
| — | 1900 | Mike Johanns (R) – NE | ||
| 26 | 1901 | Jeanne Shaheen (D) – NH | ||
| 27 | 1902 | Mark Warner (D) – VA | ||
| 28 | 1903 | Jim Risch (R) – ID | ||
| — | 1904 | Kay Hagan (D) – NC | ||
| 29 | 1905 | Jeff Merkley (D) – OR | ||
| — | 1906 | Mark Begich (D) – AK | ||
| — | 1907 | Roland Burris (D) – IL | January 12, 2009 | |
| — | 1908 | Ted Kaufman (D) – DE | January 15, 2009 | |
| 30 | 1909 | Michael Bennet (D) – CO | January 21, 2009 | |
| 31 | 1910 | Kirsten Gillibrand (D) – NY | January 26, 2009 | |
| — | 1911 | Al Franken (D) – MN | July 7, 2009 | |
| — | 1912 | George LeMieux (R) – FL | September 9, 2009 | |
| — | 1913 | Paul G. Kirk (D) – MA | September 24, 2009 | |
| — | 1914 | Scott Brown (R) – MA | February 4, 2010 | |
| — | 1915 | Carte Goodwin (D) – WV | July 16, 2010 | |
| — | 1916 | Joe Manchin (D) – WV | November 15, 2010 | |
| 32 | 1917 | Chris Coons (D) – DE | ||
| — | 1918 | Mark Kirk (R) – IL | November 29, 2010 | |
| — | 1919 | Roy Blunt (R) – MO | January 3, 2011 | |
| 33 | 1920 | Jerry Moran (R) – KS | ||
| — | 1921 | Rob Portman (R) – OH | ||
| 34 | 1922 | John Boozman (R) – AR | ||
| — | 1923 | Pat Toomey (R) – PA | ||
| 35 | 1924 | John Hoeven (R) – ND | ||
| 36 | 1925 | Marco Rubio (R) – FL | ||
| 37 | 1926 | Ron Johnson (R) – WI | ||
| 38 | 1927 | Rand Paul (R) – KY | ||
| 39 | 1928 | Richard Blumenthal (D) – CT | ||
| 40 | 1929 | Mike Lee (R) – UT | ||
| — | 1930 | Kelly Ayotte (R) – NH | ||
| — | 1931 | Dean Heller (R) – NV | May 9, 2011 | |
| 41 | 1932 | Brian Schatz (D) – HI | December 26, 2012 | |
| 42 | 1933 | Tim Scott (R) – SC | January 2, 2013 | |
| 43 | 1934 | Tammy Baldwin (D) – WI | January 3, 2013 | |
| — | 1935 | Jeff Flake (R) – AZ | ||
| — | 1936 | Joe Donnelly (D) – IN | ||
| 44 | 1937 | Chris Murphy (D) – CT | ||
| 45 | 1938 | Mazie Hirono (D) – HI | ||
| 46 | 1939 | Martin Heinrich (D) – NM | ||
| 47 | 1940 | Angus King (I) – ME | ||
| 48 | 1941 | Tim Kaine (D) – VA | ||
| 49 | 1942 | Ted Cruz (R) – TX | ||
| 50 | 1943 | Elizabeth Warren (D) – MA | ||
| 51 | 1944 | Deb Fischer (R) – NE | ||
| — | 1945 | Heidi Heitkamp (D) – ND | ||
| — | 1946 | Mo Cowan (D) – MA | February 1, 2013 | |
| — | 1947 | Jeffrey Chiesa (R) – NJ | June 6, 2013 | |
| 52 | 1948 | Ed Markey (D) – MA | July 16, 2013 | |
| 53 | 1949 | Cory Booker (D) – NJ | October 31, 2013 | |
| — | 1950 | John Walsh (D) – MT | February 9, 2014 | |
| 54 | 1951 | Shelley Moore Capito (R) – WV | January 3, 2015 | |
| 55 | 1952 | Gary Peters (D) – MI | ||
| 56 | 1953 | Bill Cassidy (R) – LA | ||
| — | 1954 | Cory Gardner (R) – CO | ||
| 57 | 1955 | James Lankford (R) – OK | ||
| 58 | 1956 | Tom Cotton (R) – AR | ||
| 59 | 1957 | Steve Daines (R) – MT | ||
| 60 | 1958 | Mike Rounds (R) – SD | ||
| — | 1959 | David Perdue (R) – GA | ||
| 61 | 1960 | Thom Tillis (R) – NC | ||
| 62 | 1961 | Joni Ernst (R) – IA | ||
| — | 1962 | Ben Sasse (R) – NE | ||
| 63 | 1963 | Dan Sullivan (R) – AK | ||
| 64 | 1964 | Chris Van Hollen (D) – MD | January 3, 2017 | |
| 65 | 1965 | Todd Young (R) – IN | ||
| 66 | 1966 | Tammy Duckworth (D) – IL | ||
| 67 | 1967 | Maggie Hassan (D) – NH | ||
| — | 1968 | Kamala Harris (D) – CA | ||
| 68 | 1969 | John Kennedy (R) – LA | ||
| 69 | 1970 | Catherine Cortez Masto (D) – NV | ||
| — | 1971 | Luther Strange (R) – AL | February 9, 2017 | |
| 70 | 1972 | Tina Smith (D) – MN | January 3, 2018 | |
| — | 1973 | Doug Jones (D) – AL | ||
| 71 | 1974 | Cindy Hyde-Smith (R) – MS | April 2, 2018 | |
| 72 | 1975 | Marsha Blackburn (R) – TN | January 3, 2019 | |
| 73 | 1976 | Kyrsten Sinema (I) – AZ | ||
| 74 | 1977 | Kevin Cramer (R) – ND | ||
| — | 1978 | Martha McSally (R) – AZ | ||
| 75 | 1979 | Jacky Rosen (D) – NV | ||
| — | 1980 | Mitt Romney (R) – UT | ||
| — | 1981 | Mike Braun (R) – IN | ||
| 76 | 1982 | Josh Hawley (R) – MO | ||
| 77 | 1983 | Rick Scott (R) – FL | January 8, 2019 | |
| — | 1984 | Kelly Loeffler (R) – GA | January 6, 2020 | |
| 78 | 1985 | Mark Kelly (D) – AZ | December 2, 2020 | |
| 79 | 1986 | Ben Ray Luján (D) – NM | January 3, 2021 | |
| 80 | 1987 | Cynthia Lummis (R) – WY | ||
| 81 | 1988 | Roger Marshall (R) – KS | ||
| 82 | 1989 | John Hickenlooper (D) – CO | ||
| 83 | 1990 | Bill Hagerty (R) – TN | ||
| 84 | 1991 | Tommy Tuberville (R) – AL | ||
| 85 | 1992 | Alex Padilla (D) – CA | January 18, 2021 | |
| 86 | 1993 | Jon Ossoff (D) – GA | January 20, 2021 | |
| 87 | 1994 | Raphael Warnock (D) – GA | ||
| 88 | 1995 | Peter Welch (D) – VT | January 3, 2023 | |
| 89 | 1996 | Markwayne Mullin (R) – OK | ||
| 90 | 1997 | Ted Budd (R) – NC | ||
| 91 | 1998 | John Fetterman (D) – PA | ||
| 92 | 1999 | J. D. Vance (R) – OH | ||
| 93 | 2000 | Eric Schmitt (R) – MO | ||
| 94 | 2001 | Katie Britt (R) – AL | ||
| 95 | 2002 | Pete Ricketts (R) – NE | January 12, 2023 | |
| 96 | 2003 | Laphonza Butler (D) – CA | October 1, 2023 | |
| 97 | 2004 | () – MI | January 3, 2025 | |
| 98 | 2005 | () – IN | ||
| 99 | 2006 | () – UT | ||
| 100 | 2007 | () – WV | ||
| Current rank | Historical rank | Senator (Party) – State | Seniority date | |
Category:Lists of United States senators by seniority
Senate's most-senior senator shown in bold.
⦿ denotes president pro tempore of the Senate.
| List of presidents pro tempore of the United States Senate | ||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
Democratic D Republican R | ||||||||||||||||||
| – | – | – | Democratic | – | – | – | Date | – | – | – | Republican | – | – | – | ||||
| ⦿ | Kenneth McKellar | ⦿ | January 3, 1949 – April 18, 1951 | Arthur Vandenberg | ||||||||||||||
| ⦿ | Kenneth McKellar | ⦿ | April 18, 1951 – January 3, 1953 | Styles Bridges | ||||||||||||||
| Walter F. George | January 3, 1953 – January 3, 1955 | ⦿ | Styles Bridges | ⦿ | ||||||||||||||
| ⦿ | Walter F. George | ⦿ | January 3, 1955 – January 3, 1957 | Styles Bridges | ||||||||||||||
| ⦿ | Carl Hayden | ⦿ | January 3, 1957 – November 26, 1961 | Styles Bridges | ||||||||||||||
| ⦿ | Carl Hayden | ⦿ | November 26, 1961 – January 3, 1963 | Alexander Wiley | ||||||||||||||
| ⦿ | Carl Hayden | ⦿ | January 3, 1963 – January 3, 1969 | George Aiken | ||||||||||||||
| ⦿ | Richard Russell Jr. | ⦿ | January 3, 1969 – January 21, 1971 | George Aiken | ||||||||||||||
| ⦿ | Allen J. Ellender | ⦿ | January 21, 1971 – July 27, 1972 | George Aiken | ||||||||||||||
| ⦿ | James Eastland | ⦿ | July 27, 1972 – January 3, 1975 | George Aiken | ||||||||||||||
| ⦿ | James Eastland | ⦿ | January 3, 1975 – January 3, 1979 | Milton Young | ||||||||||||||
| ⦿ | Warren Magnuson | ⦿ | January 3, 1979 – January 3, 1981 | Milton Young | ||||||||||||||
| John C. Stennis | January 3, 1981 – January 3, 1987 | ⦿ | Strom Thurmond | ⦿ | ||||||||||||||
| ⦿ | John C. Stennis | ⦿ | January 3, 1987 – January 3, 1989 | Strom Thurmond | ||||||||||||||
| ⦿ | Robert Byrd | ⦿ | January 3, 1989 – January 3, 1995 | Strom Thurmond | ||||||||||||||
| Robert Byrd | January 3, 1995 – June 6, 2001 | ⦿ | Strom Thurmond | ⦿ | ||||||||||||||
| ⦿ | Robert Byrd | ⦿ | June 6, 2001 – January 3, 2003 | Strom Thurmond | ||||||||||||||
| Robert Byrd | January 3, 2003 – January 3, 2007 | ⦿ | Ted Stevens | ⦿ | ||||||||||||||
| ⦿ | Robert Byrd | ⦿ | January 3, 2007 – January 3, 2009 | Ted Stevens | ||||||||||||||
| ⦿ | Robert Byrd | ⦿ | January 3, 2009 – June 28, 2010 | Richard Lugar | ||||||||||||||
| ⦿ | Daniel Inouye | ⦿ | June 28, 2010 – December 17, 2012 | Richard Lugar | ||||||||||||||
| ⦿ | Patrick Leahy | ⦿ | December 17, 2012 – January 3, 2013 | Richard Lugar | ||||||||||||||
| ⦿ | Patrick Leahy | ⦿ | January 3, 2013 – January 3, 2015 | Orrin Hatch | ||||||||||||||
| Patrick Leahy | January 3, 2015 – January 3, 2019 | ⦿ | Orrin Hatch | ⦿ | ||||||||||||||
| Patrick Leahy | January 3, 2019 – January 3, 2021 | ⦿ | Chuck Grassley | ⦿ | ||||||||||||||
| ⦿ | Patrick Leahy | ⦿ | January 3, 2021 – January 3, 2023 | Chuck Grassley | ||||||||||||||
| ⦿ | Patty Murray | ⦿ | January 3, 2023 – January 3, 2025 | Chuck Grassley | ||||||||||||||
| Patty Murray | January 3, 2025 – present | Chuck Grassley | ||||||||||||||||
| George H. W. Bush | Date | George H. W. Bush | ||||||||||||||||
| – | – | – | – | |||||||||||||||
| — | ||||||||||||||||||
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