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User:DukeOfDelTaco/sandbox/List of United States senators by seniority

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Cong
ress 		Senator Party State Seniority
Date 		Left
office 		Notes
83rd Strom Thurmond[a] Democratic South Carolina December 24, 1954 April 4, 1956
84th Thomas A. Wofford Democratic South Carolina April 5, 1956 November 6, 1956
Strom Thurmond[a] Democratic[b] South Carolina November 7, 1956 January 3, 2003
86th Robert Byrd Democratic West Virginia January 3, 1959 June 28, 2010
87th Claiborne Pell Democratic Rhode Island January 3, 1961 January 3, 1997
Ted Kennedy Democratic Massachusetts November 7, 1962 August 25, 2009
88th Daniel Inouye Democratic Hawaii January 3, 1963 December 17, 2012
89th Fritz Hollings Democratic South Carolina November 9, 1966 January 3, 2005
90th Mark Hatfield Republican Oregon January 10, 1967 January 3, 1997
Ted Stevens Republican Alaska December 24, 1968 January 3, 2009
91st Bob Dole Republican Kansas January 3, 1969 June 11, 1996 Former representative
William B. Saxbe Republican Ohio January 3, 1974 Ohio 5th in population (1960)
Bob Packwood Republican Oregon October 1, 1995 Oregon 32nd in population (1960)
William Roth Republican Delaware January 1, 1971 January 3, 2001
92nd Lloyd Bentsen Democratic Texas January 3, 1971 January 20, 1993 Former representative (6 years)
Robert Taft Jr. Republican Ohio December 28, 1976 Former representative (2 years)
Sam Nunn Democratic Georgia November 8, 1972 January 3, 1997
J. Bennett Johnston Democratic Louisiana November 14, 1972
93rd Jesse Helms Republican North Carolina January 3, 1973 January 3, 2003 North Carolina 12th in population (1970)
Pete Domenici Republican New Mexico January 3, 2009 New Mexico 37th in population (1970)
Joe Biden Democratic Delaware January 15, 2009 Delaware 46th in population (1970)
Howard Metzenbaum[a] Democratic Ohio January 4, 1974 December 23, 1974
John Glenn Democratic Ohio December 24, 1974 January 3, 1999
Wendell Ford Democratic Kentucky December 28, 1974
94th Dale Bumpers Democratic Arkansas January 3, 1975 Former governor
Patrick Leahy Democratic Vermont January 3, 2023
John Danforth Republican Missouri December 27, 1976 January 3, 1995
John Chafee Republican Rhode Island December 29, 1976 October 24, 1999 Former governor
Howard Metzenbaum[a] Democratic Ohio January 3, 1995
Donald Riegle Democratic Michigan December 30, 1976
95th Paul Sarbanes Democratic Maryland January 3, 1977 January 3, 2007 Former representative (6 years)
John Heinz Republican Pennsylvania April 4, 1991 Former representative (5 years)
Daniel Patrick Moynihan Democratic New York January 3, 2001 Former cabinet member
Richard Lugar Republican Indiana January 3, 2013 Indiana 11th in population (1970)
Jim Sasser Democratic Tennessee January 3, 1995 Tennessee 17th in population (1970)
Dennis DeConcini Democratic Arizona Arizona 33rd in population (1970)
Orrin Hatch Republican Utah January 3, 2019 Utah 36th in population (1970)
Malcolm Wallop Republican Wyoming January 3, 1995 Wyoming 49th in population (1970)
David Durenberger Republican Minnesota November 8, 1978
Max Baucus Democratic Montana December 15, 1978 February 6, 2014
Nancy Kassebaum Republican Kansas December 23, 1978 January 3, 1997
Thad Cochran Republican Mississippi December 27, 1978 April 1, 2018
Alan Simpson Republican Wyoming January 1, 1979 January 3, 1997
John Warner Republican Virginia January 2, 1979 January 3, 2009
96th David Pryor Democratic Arkansas January 3, 1979 January 3, 1997 Former representative (6 years); former governor
William Cohen Republican Maine Former representative (6 years)
Larry Pressler Republican South Dakota Former representative (4 years)
J. James Exon Democratic Nebraska Former governor (8 years)
David Boren Democratic Oklahoma November 15, 1994 Former governor (4 years)
Carl Levin Democratic Michigan January 3, 2015 Michigan 7th in population (1970)
Bill Bradley Democratic New Jersey January 3, 1997 New Jersey 8th in population (1970)
Howell Heflin Democratic Alabama Alabama 21st in population (1970)
George J. Mitchell Democratic Maine May 17, 1980 January 3, 1995
97th Chris Dodd Democratic Connecticut January 3, 1981 January 3, 2011 Former representative (6 years); Connecticut 24th in population (1970)
Chuck Grassley Republican Iowa Incumbent Former representative (6 years); Iowa 25th in population (1970)
Al D'Amato Republican New York January 3, 1999 New York 2nd in population (1970)
Arlen Specter Republican[c] Pennsylvania January 3, 2011 Pennsylvania 3rd in population (1970)
Slade Gorton[a] Republican Washington January 3, 1987 Washington 22nd in population (1970)
Don Nickles Republican Oklahoma January 3, 2005 Oklahoma 27th in population (1970)
Frank Murkowski Republican Alaska December 2, 2002 Alaska 50th in population (1970)
Frank Lautenberg[a] Democratic New Jersey December 27, 1982 January 3, 2001
98th Jeff Bingaman Democratic New Mexico January 3, 1983 January 3, 2013
John Kerry Democratic Massachusetts January 2, 1985 February 1, 2013
99th Paul Simon Democratic Illinois January 3, 1985 January 3, 1997 Former representative (10 years); Illinois 5th in population (1980)
Tom Harkin Democratic Iowa January 3, 2015 Former representative (10 years); Iowa 27th in population (1980)
Al Gore Democratic Tennessee January 2, 1993 Former representative (8 years)
Phil Gramm Republican Texas November 30, 2002 Former representative (6 years)
Mitch McConnell Republican Kentucky Incumbent
Jay Rockefeller Democratic West Virginia January 15, 1985 January 3, 2015
100th John Breaux Democratic Louisiana January 3, 1987 January 3, 2005 Former representative (14 years)
Barbara Mikulski Democratic Maryland January 3, 2017 Former representative (10 years)
Richard Shelby Democratic[d] Alabama January 3, 2023 Former representative (8 years); Alabama 22nd in population (1980)
Tom Daschle Democratic South Dakota January 3, 2005 Former representative (8 years); South Dakota 45th in population (1980)
John McCain Republican Arizona August 25, 2018 Former representative (4 years); Arizona 29th in population (1980)
Harry Reid Democratic Nevada January 3, 2017 Former representative (4 years); Nevada 43rd in population (1980)
Bob Graham Democratic Florida January 3, 2005 Former governor (8 years); Florida 7th in population (1980)
Kit Bond Republican Missouri January 3, 2011 Former governor (8 years); Missouri 15th in population (1980)
Kent Conrad Democratic North Dakota January 3, 2013
101st Slade Gorton[a] Republican Washington January 3, 1989 January 3, 2001 Former senator
Trent Lott Republican Mississippi December 18, 2007 Former representative (16 years)
Jim Jeffords Republican[e] Vermont January 3, 2007 Former representative (14 years)
Dan Coats[a] Republican Indiana January 3, 1999 Former representative (8 years)
Connie Mack III Republican Florida January 3, 2001 Former representative (6 years)
Richard Bryan Democratic Nevada Former governor (6 years)
Chuck Robb Democratic Virginia Former governor (4 years); Virginia 14th in population (1980)
Bob Kerrey Democratic Nebraska Former governor (4 years); Nebraska 35th in population (1980)
Herb Kohl Democratic Wisconsin January 3, 2013 Wisconsin 16th in population (1980)
Joe Lieberman Democratic[f] Connecticut Connecticut 25th in population (1980)
Conrad Burns Republican Montana January 3, 2007 Montana 44th in population (1980)
Daniel Akaka Democratic Hawaii May 16, 1990 January 3, 2013
Bob Smith Republican New Hampshire December 7, 1990 January 3, 2003
102nd Hank Brown Republican Colorado January 3, 1991 January 3, 1997 Former representative (10 years); Colorado 28th in population (1980)
Larry Craig Republican Idaho January 3, 2009 Former representative (10 years); Idaho 41st in population (1980)
Paul Wellstone Democratic Minnesota October 25, 2002
Harris Wofford Democratic Pennsylvania May 8, 1991 January 3, 1995
Dianne Feinstein Democratic California November 4, 1992 Incumbent
Byron Dorgan Democratic North Dakota December 14, 1992 January 3, 2011
Harlan Mathews Democratic Tennessee January 2, 1993 December 1, 1994
103rd Barbara Boxer Democratic California January 3, 1993 January 3, 2017 Former representative (10 years)
Judd Gregg Republican New Hampshire January 3, 2011 Former representative (8 years)
Ben Nighthorse Campbell Democratic[g] Colorado January 3, 2005 Former representative (6 years)
Carol Moseley Braun Democratic Illinois January 3, 1999 Illinois 6th in population (1990)
Lauch Faircloth Republican North Carolina North Carolina 10th in population (1990)
Paul Coverdell Republican Georgia July 18, 2000 Georgia 11th in population (1990)
Russ Feingold Democratic Wisconsin January 3, 2011 Wisconsin 16th in population (1990)
Patty Murray Democratic Washington Incumbent Washington 18th in population (1990)
Bob Bennett Republican Utah January 3, 2011 Utah 35th in population (1990)
Dirk Kempthorne Republican Idaho January 3, 1999 Idaho 42nd in population (1990)
Bob Krueger Democratic Texas January 21, 1993 June 14, 1993
Kay Bailey Hutchison Republican Texas June 14, 1993 January 3, 2013
Jim Inhofe Republican Oklahoma November 16, 1994 January 3, 2023
Fred Thompson Republican Tennessee December 2, 1994 January 3, 2003
104th Mike DeWine Republican Ohio January 3, 1995 January 3, 2007 Former representative (8 years); Ohio 7th in population (1990)
Jon Kyl[a] Republican Arizona January 3, 2013 Former representative (8 years); Arizona 24th in population (1990)
Craig L. Thomas Republican Wyoming June 4, 2007 Former representative (5 years)
Rick Santorum Republican Pennsylvania January 3, 2007 Former representative (4 years)
Rod Grams Republican Minnesota January 3, 2001 Former representative (2 years)
John Ashcroft Republican Missouri Former governor
Spencer Abraham Republican Michigan Michigan 8th in population (1990)
Bill Frist Republican Tennessee January 3, 2007 Tennessee 17th in population (1990)
Olympia Snowe Republican Maine January 3, 2013 Maine 38th in population (1990)
Ron Wyden Democratic Oregon February 5, 1996 Incumbent
Sheila Frahm Republican Kansas June 11, 1996 November 7, 1996
Sam Brownback Republican Kansas November 7, 1996 January 3, 2011
105th Pat Roberts Republican Kansas January 3, 1997 January 3, 2021 Former representative (16 years)
Dick Durbin Democratic Illinois Incumbent Former representative (14 years); Illinois 6th in population (1990)
Robert Torricelli Democratic New Jersey January 3, 2003 Former representative (14 years); New Jersey 9th in population (1990)
Tim Johnson Democratic South Dakota January 3, 2015 Former representative (10 years)
Wayne Allard Republican Colorado January 3, 2009 Former representative (6 years); Colorado 26th in population (1990)
Jack Reed Democratic Rhode Island Incumbent Former representative (6 years); Rhode Island 43rd in population (1990)
Tim Hutchinson Republican Arkansas January 3, 2003 Former representative (4 years)
Max Cleland Democratic Georgia Georgia 11th in population (1990)
Mary Landrieu Democratic Louisiana January 3, 2015 Louisiana 21st in population (1990)
Jeff Sessions Republican Alabama February 8, 2017 Alabama 22nd in population (1990)
Gordon H. Smith Republican Oregon January 3, 2009 Oregon 29th in population (1990)
Chuck Hagel Republican Nebraska Nebraska 36th in population (1990)
Susan Collins Republican Maine Incumbent Maine 38th in population (1990)
Mike Enzi Republican Wyoming January 3, 2021 Wyoming 50th in population (1990)
106th Chuck Schumer Democratic New York January 3, 1999 Incumbent Former representative (18 years)
Jim Bunning Republican Kentucky January 3, 2011 Former representative (12 years)
Mike Crapo Republican Idaho Incumbent Former representative (6 years)
Blanche Lincoln Democratic Arkansas January 3, 2011 Former representative (4 years)
Evan Bayh Democratic Indiana Former governor (8 years)
George Voinovich Republican Ohio Former governor (7 years)
Peter Fitzgerald Republican Illinois January 3, 2005 Illinois 6th in population (1990)
John Edwards Democratic North Carolina North Carolina 10th in population (1990)
Lincoln Chafee Republican Rhode Island November 2, 1999 January 3, 2007
Zell Miller Democratic Georgia July 24, 2000 January 3, 2005
107th Bill Nelson Democratic Florida January 3, 2001 January 3, 2019 Former representative (12 years)
Tom Carper Democratic Delaware Incumbent Former representative (10 years)
Debbie Stabenow Democratic Michigan Former representative (4 years); Michigan 8th in population (1990)
John Ensign Republican Nevada May 3, 2011 Former representative (4 years); Nevada 39th in population (1990)
George Allen Republican Virginia January 3, 2007 Former representative (2 years); former governor
Maria Cantwell Democratic Washington Incumbent Former representative (2 years)
Ben Nelson Democratic Nebraska January 3, 2013 Former governor
Hillary Clinton Democratic New York January 21, 2009 New York 2nd in population (1990)
Jon Corzine Democratic New Jersey January 17, 2006 New Jersey 9th in population (1990)
Jean Carnahan Democratic Missouri November 23, 2002 Missouri 15th in population (1990)
Mark Dayton Democratic Minnesota January 3, 2007 Minnesota 20th in population (1990)
Dean Barkley Independence Minnesota November 4, 2002 January 3, 2003
Jim Talent Republican Missouri November 23, 2002 January 3, 2007
John Cornyn Republican Texas December 2, 2002 Incumbent
Lisa Murkowski Republican Alaska December 20, 2002
108th Frank Lautenberg[a] Democratic New Jersey January 3, 2003 June 3, 2013 Former senator
Saxby Chambliss Republican Georgia January 3, 2015 Former representative (8 years); Georgia 10th in population (2000)
Lindsey Graham Republican South Carolina Incumbent Former representative (8 years); South Carolina 26th in population (2000)
John E. Sununu Republican New Hampshire January 3, 2009 Former representative (6 years)
Elizabeth Dole Republican North Carolina Former cabinet secretary (6 years)
Lamar Alexander Republican Tennessee January 3, 2021 Former cabinet secretary (2 years)
Norm Coleman Republican Minnesota January 3, 2009 Minnesota 21st in population (2000)
Mark Pryor Democratic Arkansas January 3, 2015 Arkansas 33rd in population (2000)
109th Richard Burr Republican North Carolina January 3, 2005 January 3, 2023 Former representative (10 years)
Jim DeMint Republican South Carolina January 2, 2013 Former representative (6 years); South Carolina 26th in population (2000)
Tom Coburn Republican Oklahoma January 3, 2015 Former representative (6 years); Oklahoma 27th in population (2000)
John Thune Republican South Dakota Incumbent Former representative (6 years); South Dakota 46th in population (2000)
Johnny Isakson Republican Georgia December 31, 2019 Former representative (5 years, 10 months)
David Vitter Republican Louisiana January 3, 2017 Former representative (5 years, 7 months)
Mel Martínez Republican Florida September 9, 2009 Former cabinet secretary
Barack Obama Democratic Illinois November 16, 2008 Illinois 5th in population (2000)
Ken Salazar Democratic Colorado January 20, 2009 Colorado 24th in population (2000)
Bob Menendez Democratic New Jersey January 17, 2006 Incumbent
110th Ben Cardin Democratic Maryland January 3, 2007 Former representative (20 years)
Bernie Sanders Independent Vermont Former representative (16 years)
Sherrod Brown Democratic Ohio Former representative (14 years)
Bob Casey Jr. Democratic Pennsylvania Pennsylvania 6th in population (2000)
Jim Webb Democratic Virginia January 3, 2013 Virginia 12th in population (2000)
Bob Corker Republican Tennessee January 3, 2019 Tennessee 16th in population (2000)
Claire McCaskill Democratic Missouri Missouri 17th in population (2000)
Amy Klobuchar Democratic Minnesota Incumbent Minnesota 21st in population (2000)
Sheldon Whitehouse Democratic Rhode Island Rhode Island 43rd in population (2000)
Jon Tester Democratic Montana Montana 44th in population (2000)
John Barrasso Republican Wyoming June 25, 2007
Roger Wicker Republican Mississippi December 31, 2007
111th Mark Udall Democratic Colorado January 3, 2009 January 3, 2015 Former representative (10 years); Colorado 24th in population (2000)
Tom Udall Democratic New Mexico January 3, 2021 Former representative (10 years); New Mexico 36th in population (2000)
Mike Johanns Republican Nebraska January 3, 2015 Former cabinet secretary
Jeanne Shaheen Democratic New Hampshire Incumbent Former governor (6 years)
Mark Warner Democratic Virginia Former governor (4 years)
Jim Risch Republican Idaho Former governor (7 months)
Kay Hagan Democratic North Carolina January 3, 2015 North Carolina 11th in population (2000)
Jeff Merkley Democratic Oregon Incumbent Oregon 28th in population (2000)
Mark Begich Democratic Alaska January 3, 2015 Alaska 48th in population (2000)
Roland Burris Democratic Illinois January 15, 2009 November 29, 2010
Ted Kaufman Democratic Delaware January 16, 2009 November 15, 2010
Michael Bennet Democratic Colorado January 21, 2009 Incumbent
Kirsten Gillibrand Democratic New York January 26, 2009
Al Franken Democratic Minnesota July 7, 2009 January 2, 2018
George LeMieux Republican Florida September 9, 2009 January 3, 2011
Paul G. Kirk Democratic Massachusetts September 24, 2009 February 4, 2010
Scott Brown Republican Massachusetts February 4, 2010 January 3, 2013
Carte Goodwin Democratic West Virginia July 16, 2010 November 15, 2010
Joe Manchin Democratic West Virginia November 15, 2010 Incumbent Former governor
Chris Coons Democratic Delaware
Mark Kirk Republican Illinois November 29, 2010 January 3, 2017
112th Dan Coats[a] Republican Indiana January 3, 2011 January 3, 2017 Former senator
Roy Blunt Republican Missouri January 3, 2023 Former representative (14 years); Missouri 17th in population (2000)
Jerry Moran Republican Kansas Incumbent Former representative (14 years); Kansas 32nd in population (2000)
Rob Portman Republican Ohio January 3, 2023 Former representative (12 years)
John Boozman Republican Arkansas Incumbent Former representative (9 years)
Pat Toomey Republican Pennsylvania January 3, 2023 Former representative (6 years)
John Hoeven Republican North Dakota Incumbent Former governor
Marco Rubio Republican Florida Florida 4th in population (2000)
Ron Johnson Republican Wisconsin Wisconsin 18th in population (2000)
Rand Paul Republican Kentucky Kentucky 25th in population (2000)
Richard Blumenthal Democratic Connecticut Connecticut 29th in population (2000)
Mike Lee Republican Utah Utah 34th in population (2000)
Kelly Ayotte Republican New Hampshire January 3, 2017 New Hampshire 41st in population (2000)
Dean Heller Republican Nevada May 9, 2011 January 3, 2019
Brian Schatz Democratic Hawaii December 26, 2012 Incumbent
Tim Scott Republican South Carolina January 2, 2013
113th Tammy Baldwin Democratic Wisconsin January 3, 2013 Former representative (14 years)
Jeff Flake Republican Arizona January 3, 2019 Former representative (12 years)
Joe Donnelly Democratic Indiana Former representative (6 years); Indiana 15th in population (2010)
Chris Murphy Democratic Connecticut Incumbent Former representative (6 years); Connecticut 29th in population (2010)
Mazie Hirono Democratic Hawaii Former representative (6 years); Hawaii 40th in population (2010)
Martin Heinrich Democratic New Mexico Former representative (4 years)
Angus King Independent Maine Former governor (8 years)
Tim Kaine Democratic Virginia Former governor (4 years)
Ted Cruz Republican Texas Texas 2nd in population (2010)
Elizabeth Warren Democratic Massachusetts Massachusetts 14th in population (2010)
Deb Fischer Republican Nebraska Nebraska 38th in population (2010)
Heidi Heitkamp Democratic North Dakota January 3, 2019 North Dakota 48th in population (2010)
Mo Cowan Democratic Massachusetts February 1, 2013 July 16, 2013
Jeffrey Chiesa Republican New Jersey June 10, 2013 October 31, 2013
Ed Markey Democratic Massachusetts July 16, 2013 Incumbent
Cory Booker Democratic New Jersey October 31, 2013
John Walsh Democratic Montana February 9, 2014 January 3, 2015
114th Shelley Moore Capito Republican West Virginia January 3, 2015 Incumbent Former representative (14 years)
Gary Peters Democratic Michigan Former representative (6 years); Michigan 8th in population (2010)
Bill Cassidy Republican Louisiana Former representative (6 years); Louisiana 25th in population (2010)
Cory Gardner Republican Colorado January 3, 2021 Former representative (4 years); Colorado 22nd in population (2010)
James Lankford Republican Oklahoma Incumbent Former representative (4 years); Oklahoma 28th in population (2010)
Tom Cotton Republican Arkansas Former representative (2 years); Arkansas 32nd in population (2010)
Steve Daines Republican Montana Former representative (2 years); Montana 44th in population (2010)
Mike Rounds Republican South Dakota Former governor
David Perdue Republican Georgia January 3, 2021 Georgia 9th in population (2010)
Thom Tillis Republican North Carolina Incumbent North Carolina 10th in population (2010)
Joni Ernst Republican Iowa Iowa 30th in population (2010)
Ben Sasse Republican Nebraska January 8, 2023 Nebraska 38th in population (2010)
Dan Sullivan Republican Alaska Incumbent Alaska 47th in population (2010)
115th Chris Van Hollen Democratic Maryland January 3, 2017 Former representative (14 years)
Todd Young Republican Indiana Former representative (6 years)
Tammy Duckworth Democratic Illinois Former representative (4 years)
Maggie Hassan Democratic New Hampshire Former governor
Kamala Harris Democratic California January 18, 2021 California 1st in population (2010)
John Kennedy Republican Louisiana Incumbent Louisiana 25th in population (2010)
Catherine Cortez Masto Democratic Nevada Nevada 35th in population (2010)
Luther Strange Republican Alabama February 9, 2017 January 3, 2018
Tina Smith Democratic Minnesota January 3, 2018 Incumbent Minnesota 21st in population (2010)
Doug Jones Democratic Alabama January 3, 2021 Alabama 23rd in population (2010)
Cindy Hyde-Smith Republican Mississippi April 9, 2018 Incumbent
Jon Kyl[a] Republican Arizona September 5, 2018 December 31, 2018
116th Marsha Blackburn Republican Tennessee January 3, 2019 Incumbent Former representative (16 years)
Kyrsten Sinema Democratic[h] Arizona Former representative (6 years); Arizona 16th in population (2010)
Kevin Cramer Republican North Dakota Former representative (6 years); North Dakota 48th in population (2010)
Martha McSally Republican Arizona December 2, 2020 Former representative (4 years)
Jacky Rosen Democratic Nevada Incumbent Former representative (2 years)
Mitt Romney Republican Utah Former governor
Mike Braun Republican Indiana Indiana 15th in population (2010)
Josh Hawley Republican Missouri Missouri 18th in population (2010)
Rick Scott Republican Florida January 8, 2019
Kelly Loeffler Republican Georgia January 6, 2020 January 20, 2021
Mark Kelly Democratic Arizona December 2, 2020 Incumbent
117th Ben Ray Luján Democratic New Mexico January 3, 2021 Former representative (12 years)
Cynthia Lummis Republican Wyoming Former representative (8 years)
Roger Marshall Republican Kansas Former representative (4 years)
John Hickenlooper Democratic Colorado Former governor
Bill Hagerty Republican Tennessee Tennessee 17th in population (2010)
Tommy Tuberville Republican Alabama Alabama 23rd in population (2010)
Alex Padilla Democratic California January 20, 2021 California 1st in population (2010)
Jon Ossoff Democratic Georgia Georgia 9th in population (2010); 'O' 15th letter in the alphabet
Raphael Warnock Democratic Georgia Georgia 9th in population (2010); 'W' 23rd letter in the alphabet
118th Peter Welch Democratic Vermont January 3, 2023 Former representative (16 years)
Markwayne Mullin Republican Oklahoma Former representative (10 years)
Ted Budd Republican North Carolina Former representative (6 years)
John Fetterman Democratic Pennsylvania Pennsylvania 5th in population (2020)
J. D. Vance Republican Ohio Ohio 7th in population (2020)
Eric Schmitt Republican Missouri Missouri 19th in population (2020)
Katie Britt Republican Alabama Alabama 24th in population (2020)
Pete Ricketts Republican Nebraska January 23, 2023
  1. ^ a b c d e f g h i j k l Served non-consecutive terms.
  2. ^ Thurmond joined the Republican Party in 1964.
  3. ^ Specter joined the Democratic Party in 2009.
  4. ^ Shelby joined the Republican Party in 1994.
  5. ^ Jeffords became and independent in 2001.
  6. ^ Lieberman became an independent in 2006.
  7. ^ Campbell joined the Republican Party in 1995.
  8. ^ Sinema became an independent in 2022.
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