State
Portrait
Name
Born
Previous experience
Assumed office
Seat up
Alabama
Richard Shelby
(1934-05-06 ) May 6, 1934 (age 90)
Alabama Senate ,U.S. House
January 3, 1987 (37 years ago) (1987-01-03 )
2022
Doug Jones [ d]
(1954-05-04 ) May 4, 1954 (age 70)
U.S. Attorney
January 3, 2018 (6 years ago) (2018-01-03 )
2020
Alaska
Lisa Murkowski
(1957-05-22 ) May 22, 1957 (age 67)
Alaska Senate
December 20, 2002 (21 years ago) (2002-12-20 )
2022
Dan Sullivan
(1964-11-13 ) November 13, 1964 (age 60)
Alaska Attorney General ,U.S. Assistant Secretary of State
January 3, 2015 (9 years ago) (2015-01-03 )
2020
Arizona
John McCain
(1936-08-29 ) August 29, 1936 (age 88)
U.S. House
January 3, 1987 (37 years ago) (1987-01-03 )
2022
Jeff Flake
(1962-12-31 ) December 31, 1962 (age 61)
U.S. House
January 3, 2013 (11 years ago) (2013-01-03 )
2018
Arkansas
John Boozman
(1950-12-10 ) December 10, 1950 (age 73)
Rogers Public Schools Board , U.S. House
January 3, 2011 (13 years ago) (2011-01-03 )
2022
Tom Cotton
(1977-05-13 ) May 13, 1977 (age 47)
U.S. House
January 3, 2015 (9 years ago) (2015-01-03 )
2020
California
Dianne Feinstein
(1933-06-22 ) June 22, 1933 (age 91)
San Francisco Mayor &Board of Supervisors
November 10, 1992 (32 years ago) (1992-11-10 )
2018
Kamala Harris
(1964-10-20 ) October 20, 1964 (age 60)
California Attorney General , San Francisco District Attorney
January 3, 2017 (7 years ago) (2017-01-03 )
2022
Colorado
Michael Bennet
(1964-11-28 ) November 28, 1964 (age 59)
Denver Public Schools Superintendent
January 21, 2009 (15 years ago) (2009-01-21 )
2022
Cory Gardner
(1974-08-22 ) August 22, 1974 (age 50)
U.S. House , Colorado House
January 3, 2015 (9 years ago) (2015-01-03 )
2020
Connecticut
Richard Blumenthal
(1946-02-13 ) February 13, 1946 (age 78)
Connecticut Attorney General , House & Senate
January 5, 2011 (13 years ago) (2011-01-05 )
2022
Chris Murphy
(1973-08-03 ) August 3, 1973 (age 51)
U.S. House ,Connecticut House & Senate
January 3, 2013 (11 years ago) (2013-01-03 )
2018
Delaware
Tom Carper
(1947-01-23 ) January 23, 1947 (age 77)
Delaware Governor , U.S. House , Delaware Treasurer
January 3, 2001 (23 years ago) (2001-01-03 )
2018
Chris Coons
(1963-09-09 ) September 9, 1963 (age 61)
New Castle County executive
November 15, 2010 (14 years ago) (2010-11-15 )
2020
Florida
Bill Nelson
(1942-09-29 ) September 29, 1942 (age 82)
Florida Treasurer , U.S. House , Florida House , Astronaut
January 3, 2001 (23 years ago) (2001-01-03 )
2018
Marco Rubio
(1971-05-28 ) May 28, 1971 (age 53)
Florida House Speaker
January 3, 2011 (13 years ago) (2011-01-03 )
2022
Georgia
Johnny Isakson
(1944-12-28 ) December 28, 1944 (age 79)
U.S. House ,Georgia House & Senate
January 3, 2005 (19 years ago) (2005-01-03 )
2022
David Perdue
(1949-12-10 ) December 10, 1949 (age 74)
Chief Executive Officer
January 3, 2015 (9 years ago) (2015-01-03 )
2020
Hawaii
Brian Schatz
(1972-10-20 ) October 20, 1972 (age 52)
Lieutenant Governor of Hawaii , Hawaii House
December 26, 2012 (11 years ago) (2012-12-26 )
2022
Mazie Hirono
(1947-11-03 ) November 3, 1947 (age 77)
U.S. House , Hawaii House , Lieutenant Governor of Hawaii
January 3, 2013 (11 years ago) (2013-01-03 )
2018
Idaho
Mike Crapo
(1951-05-20 ) May 20, 1951 (age 73)
U.S. House , Idaho Senate
January 3, 1999 (25 years ago) (1999-01-03 )
2022
Jim Risch
(1943-05-03 ) May 3, 1943 (age 81)
Governor & Lieutenant Governor of Idaho , Idaho Senate President pro tempore
January 3, 2009 (15 years ago) (2009-01-03 )
2020
Illinois
Dick Durbin
(1944-11-21 ) November 21, 1944 (age 80)
U.S. House
January 3, 1997 (27 years ago) (1997-01-03 )
2020
Tammy Duckworth
(1968-03-12 ) March 12, 1968 (age 56)
U.S. House ,U.S. Assistant Secretary of Veterans Affairs ,Illinois Director of Veterans Affairs
January 3, 2017 (7 years ago) (2017-01-03 )
2022
Indiana
Joe Donnelly
(1955-09-29 ) September 29, 1955 (age 69)
U.S. House
January 3, 2013 (11 years ago) (2013-01-03 )
2018
Todd Young
(1972-08-24 ) August 24, 1972 (age 52)
U.S. House
January 3, 2017 (7 years ago) (2017-01-03 )
2022
Iowa
Chuck Grassley
(1933-09-17 ) September 17, 1933 (age 91)
U.S. House , Iowa House
January 3, 1981 (43 years ago) (1981-01-03 )
2022
Joni Ernst
(1970-07-01 ) July 1, 1970 (age 54)
Iowa Senate
January 3, 2015 (9 years ago) (2015-01-03 )
2020
Kansas
Pat Roberts
(1936-04-20 ) April 20, 1936 (age 88)
U.S. House
January 3, 1997 (27 years ago) (1997-01-03 )
2020
Jerry Moran
(1954-05-29 ) May 29, 1954 (age 70)
U.S. House , Kansas Senate
January 3, 2011 (13 years ago) (2011-01-03 )
2022
Kentucky
Mitch McConnell
(1942-02-20 ) February 20, 1942 (age 82)
U.S. Deputy Assistant Attorney General for Legislative Affairs Judge-Executive of Jefferson County
January 3, 1985 (39 years ago) (1985-01-03 )
2020
Rand Paul
(1963-01-07 ) January 7, 1963 (age 61)
Physician, congressional intern
January 3, 2011 (13 years ago) (2011-01-03 )
2022
Louisiana
Bill Cassidy
(1957-09-28 ) September 28, 1957 (age 67)
U.S. House , Louisiana Senate
January 3, 2015 (9 years ago) (2015-01-03 )
2020
John Kennedy
(1951-11-21 ) November 21, 1951 (age 73)
Louisiana Treasurer
January 3, 2017 (7 years ago) (2017-01-03 )
2022
Maine
Susan Collins
(1952-12-07 ) December 7, 1952 (age 71)
Maine Professional and Financial Regulation Commissioner
January 3, 1997 (27 years ago) (1997-01-03 )
2020
Angus King
(1944-03-31 ) March 31, 1944 (age 80)
Maine Governor
January 3, 2013 (11 years ago) (2013-01-03 )
2018
Maryland
Ben Cardin
(1943-10-05 ) October 5, 1943 (age 81)
U.S. House , Speaker of the Maryland House
January 3, 2007 (17 years ago) (2007-01-03 )
2018
Chris Van Hollen
(1959-01-10 ) January 10, 1959 (age 65)
U.S. House ,Maryland General Assembly
January 3, 2017 (7 years ago) (2017-01-03 )
2022
Massachusetts
Elizabeth Warren
(1949-06-22 ) June 22, 1949 (age 75)
COP Chair, CFPB Special Advisor, law professor
January 3, 2013 (11 years ago) (2013-01-03 )
2018
Ed Markey
(1946-07-11 ) July 11, 1946 (age 78)
U.S. House ,Massachusetts House
July 16, 2013 (11 years ago) (2013-07-16 )
2020
Michigan
Debbie Stabenow
(1950-04-29 ) April 29, 1950 (age 74)
U.S. House ,Michigan House & Senate
January 3, 2001 (23 years ago) (2001-01-03 )
2018
Gary Peters
(1958-12-01 ) December 1, 1958 (age 65)
U.S. House ,Michigan Senate
January 3, 2015 (9 years ago) (2015-01-03 )
2020
Minnesota
Amy Klobuchar
(1960-05-25 ) May 25, 1960 (age 64)
Hennepin County Attorney
January 3, 2007 (17 years ago) (2007-01-03 )
2018
Tina Smith [ e]
(1958-03-04 ) March 4, 1958 (age 66)
Minnesota Lieutenant Governor
January 3, 2018 (6 years ago) (2018-01-03 )
2018
Mississippi
Thad Cochran
(1937-12-07 ) December 7, 1937 (age 86)
U.S. House
December 27, 1978 (45 years ago) (1978-12-27 )
2020
Roger Wicker
(1951-07-05 ) July 5, 1951 (age 73)
U.S. House , Mississippi Senate
December 31, 2007 (16 years ago) (2007-12-31 )
2018
Missouri
Claire McCaskill
(1953-07-24 ) July 24, 1953 (age 71)
Missouri Auditor ,Missouri House
January 3, 2007 (17 years ago) (2007-01-03 )
2018
Roy Blunt
(1950-01-10 ) January 10, 1950 (age 74)
U.S. House ,Missouri Secretary of State
January 3, 2011 (13 years ago) (2011-01-03 )
2022
Montana
Jon Tester
(1956-08-21 ) August 21, 1956 (age 68)
Montana Senate President
January 3, 2007 (17 years ago) (2007-01-03 )
2018
Steve Daines
(1962-08-20 ) August 20, 1962 (age 62)
U.S. House
January 3, 2015 (9 years ago) (2015-01-03 )
2020
Nebraska
Deb Fischer
(1951-03-01 ) March 1, 1951 (age 73)
Nebraska Legislature
January 3, 2013 (11 years ago) (2013-01-03 )
2018
Ben Sasse
(1972-02-22 ) February 22, 1972 (age 52)
Assistant Secretary for Planning and Evaluation (HHS ), Midland University President
January 3, 2015 (9 years ago) (2015-01-03 )
2020
Nevada
Dean Heller
(1960-05-10 ) May 10, 1960 (age 64)
U.S. House ,Nevada Secretary of State ,Nevada Assembly
May 9, 2011 (13 years ago) (2011-05-09 )
2018
Catherine Cortez Masto
(1964-03-29 ) March 29, 1964 (age 60)
Nevada Attorney General
January 3, 2017 (7 years ago) (2017-01-03 )
2022
New Hampshire
Jeanne Shaheen
(1947-01-28 ) January 28, 1947 (age 77)
New Hampshire Governor ,New Hampshire Senate
January 3, 2009 (15 years ago) (2009-01-03 )
2020
Maggie Hassan
(1958-02-27 ) February 27, 1958 (age 66)
New Hampshire Governor ,New Hampshire Senate
January 3, 2017 (7 years ago) (2017-01-03 )
2022
New Jersey
Bob Menendez
(1954-01-01 ) January 1, 1954 (age 70)
U.S. House ,New Jersey General Assembly , New Jersey Senate
January 18, 2006 (18 years ago) (2006-01-18 )
2018
Cory Booker
(1969-04-27 ) April 27, 1969 (age 55)
Newark Mayor
October 31, 2013 (11 years ago) (2013-10-31 )
2020
New Mexico
Tom Udall
(1948-05-18 ) May 18, 1948 (age 76)
U.S. House ,New Mexico Attorney General , Assistant U.S. Attorney
January 3, 2009 (15 years ago) (2009-01-03 )
2020
Martin Heinrich
(1971-10-17 ) October 17, 1971 (age 53)
U.S. House ,Albuquerque City Council
January 3, 2013 (11 years ago) (2013-01-03 )
2018
New York
Chuck Schumer
(1950-11-23 ) November 23, 1950 (age 74)
U.S. House ,New York Assembly
January 3, 1999 (25 years ago) (1999-01-03 )
2022
Kirsten Gillibrand
(1966-12-09 ) December 9, 1966 (age 57)
U.S. House ,U.S. HUD special counsel
January 26, 2009 (15 years ago) (2009-01-26 )
2018
North Carolina
Richard Burr
(1955-11-30 ) November 30, 1955 (age 68)
U.S. House
January 3, 2005 (19 years ago) (2005-01-03 )
2022
Thom Tillis
(1960-08-30 ) August 30, 1960 (age 64)
North Carolina House Speaker
January 3, 2015 (9 years ago) (2015-01-03 )
2020
North Dakota
John Hoeven
(1957-03-13 ) March 13, 1957 (age 67)
North Dakota Governor
January 3, 2011 (13 years ago) (2011-01-03 )
2022
Heidi Heitkamp
(1955-10-30 ) October 30, 1955 (age 69)
North Dakota Attorney General ,Tax Commissioner
January 3, 2013 (11 years ago) (2013-01-03 )
2018
Ohio
Sherrod Brown
(1952-11-09 ) November 9, 1952 (age 72)
U.S. House ,Ohio Secretary of State ,Ohio House
January 3, 2007 (17 years ago) (2007-01-03 )
2018
Rob Portman
(1955-12-19 ) December 19, 1955 (age 68)
U.S. House ,U.S. Trade Representative ,OMB Director
January 3, 2011 (13 years ago) (2011-01-03 )
2022
Oklahoma
Jim Inhofe
(1934-11-17 ) November 17, 1934 (age 90)
U.S. House , Tulsa Mayor , Oklahoma House & Senate
November 17, 1994 (30 years ago) (1994-11-17 )
2020
James Lankford
(1968-03-04 ) March 4, 1968 (age 56)
U.S. House
January 3, 2015 (9 years ago) (2015-01-03 )
2022
Oregon
Ron Wyden
(1949-05-03 ) May 3, 1949 (age 75)
U.S. House
February 6, 1996 (28 years ago) (1996-02-06 )
2022
Jeff Merkley
(1956-10-24 ) October 24, 1956 (age 68)
Oregon House Speaker , Defense Department ,CBO analyst
January 3, 2009 (15 years ago) (2009-01-03 )
2020
Pennsylvania
Bob Casey Jr.
(1960-04-13 ) April 13, 1960 (age 64)
Pennsylvania Treasurer ,Pennsylvania Auditor
January 3, 2007 (17 years ago) (2007-01-03 )
2018
Pat Toomey
(1961-11-17 ) November 17, 1961 (age 63)
U.S. House
January 3, 2011 (13 years ago) (2011-01-03 )
2022
Rhode Island
Jack Reed
(1949-11-12 ) November 12, 1949 (age 75)
U.S. House ,Rhode Island Senate
January 3, 1997 (27 years ago) (1997-01-03 )
2020
Sheldon Whitehouse
(1955-10-20 ) October 20, 1955 (age 69)
West Virginia Supreme Court law clerk,Rhode Island Attorney General
January 3, 2007 (17 years ago) (2007-01-03 )
2018
South Carolina
Lindsey Graham
(1955-07-09 ) July 9, 1955 (age 69)
U.S. House ,South Carolina House
January 3, 2003 (21 years ago) (2003-01-03 )
2020
Tim Scott
(1965-09-19 ) September 19, 1965 (age 59)
U.S. House ,South Carolina House ,Charleston County Council
January 2, 2013 (11 years ago) (2013-01-02 )
2022
South Dakota
John Thune
(1961-01-07 ) January 7, 1961 (age 63)
U.S. House , Legislative aide, South Dakota Republican Party Executive Director
January 3, 2005 (19 years ago) (2005-01-03 )
2022
Mike Rounds
(1954-10-24 ) October 24, 1954 (age 70)
South Dakota Governor ,South Dakota Senate
January 3, 2015 (9 years ago) (2015-01-03 )
2020
Tennessee
Lamar Alexander
(1940-07-03 ) July 3, 1940 (age 84)
Tennessee Governor ,U.S. Secretary of Education
January 3, 2003 (21 years ago) (2003-01-03 )
2020
Bob Corker
(1952-08-24 ) August 24, 1952 (age 72)
Chattanooga Mayor
January 3, 2007 (17 years ago) (2007-01-03 )
2018
Texas
John Cornyn
(1952-02-02 ) February 2, 1952 (age 72)
Texas Attorney General ,Texas Supreme Court (Associate Justice)
December 1, 2002 (21 years ago) (2002-12-01 )
2020
Ted Cruz
(1970-12-22 ) December 22, 1970 (age 53)
SCOTUS law clerk,U.S. Assoc. Deputy AG , Texas Solicitor General
January 3, 2013 (11 years ago) (2013-01-03 )
2018
Utah
File:Orrin Hatch, official portrait, 112th Congress (cropped).jpg
Orrin Hatch
(1934-03-22 ) March 22, 1934 (age 90)
Attorney
January 3, 1977 (47 years ago) (1977-01-03 )
2018
Mike Lee
(1971-06-04 ) June 4, 1971 (age 53)
Assistant U.S. Attorney
January 3, 2011 (13 years ago) (2011-01-03 )
2022
Vermont
Patrick Leahy
(1940-03-31 ) March 31, 1940 (age 84)
Chittenden County State's Attorney
January 3, 1975 (49 years ago) (1975-01-03 )
2022
Bernie Sanders
(1941-09-08 ) September 8, 1941 (age 83)
Burlington Mayor , U.S. House
January 3, 2007 (17 years ago) (2007-01-03 )
2018
Virginia
Mark Warner
(1954-12-15 ) December 15, 1954 (age 69)
Virginia Governor , Virginia Democratic Party Chair
January 3, 2009 (15 years ago) (2009-01-03 )
2020
Tim Kaine
(1958-02-26 ) February 26, 1958 (age 66)
Virginia Governor , Lt. Governor , Democratic National Committee Chair, Mayor of Richmond, Virginia
January 3, 2013 (11 years ago) (2013-01-03 )
2018
Washington
Patty Murray
(1950-10-11 ) October 11, 1950 (age 74)
Washington Senate ,Shoreline School Board
January 3, 1993 (31 years ago) (1993-01-03 )
2022
Maria Cantwell
(1958-10-13 ) October 13, 1958 (age 66)
U.S. House , Washington House
January 3, 2001 (23 years ago) (2001-01-03 )
2018
West Virginia
Joe Manchin
(1947-08-24 ) August 24, 1947 (age 77)
West Virginia Governor , West Virginia Secretary of State ,West Virginia House & Senate
November 15, 2010 (14 years ago) (2010-11-15 )
2018
Shelley Moore Capito
(1953-11-26 ) November 26, 1953 (age 71)
U.S. House West Virginia House
January 3, 2015 (9 years ago) (2015-01-03 )
2020
Wisconsin
Ron Johnson
(1955-04-08 ) April 8, 1955 (age 69)
Chief Executive Officer
January 3, 2011 (13 years ago) (2011-01-03 )
2022
Tammy Baldwin
(1962-02-11 ) February 11, 1962 (age 62)
U.S. House ,Wisconsin Assembly
January 3, 2013 (11 years ago) (2013-01-03 )
2018
Wyoming
Mike Enzi
(1944-02-01 ) February 1, 1944 (age 80)
Wyoming House & Senate
January 3, 1997 (27 years ago) (1997-01-03 )
2020
John Barrasso
(1952-07-21 ) July 21, 1952 (age 72)
Wyoming Senate
June 25, 2007 (17 years ago) (2007-06-25 )
2018