| Person
|
Constituency
|
Group
|
Start
|
Election
|
End
|
Cause
|
| Lamar Alexander
|
Tennessee Class 2 senate seat
|
Republican Party
|
2019-01-03
|
2014 United States Senate election in Tennessee
|
2021-01-03
|
|
| Tammy Baldwin
|
Wisconsin Class 1 senate seat
|
Democratic Party
|
2019-01-03
|
2018 United States Senate election in Wisconsin
|
2021-01-03
|
|
| John Barrasso
|
Wyoming Class 1 senate seat
|
Republican Party
|
2019-01-03
|
2018 United States Senate election in Wyoming
|
2021-01-03
|
|
| Michael Bennet
|
Colorado Class 3 senate seat
|
Democratic Party
|
2019-01-03
|
2016 United States Senate election in Colorado
|
2021-01-03
|
|
| Marsha Blackburn
|
Tennessee Class 1 senate seat
|
Republican Party
|
2019-01-03
|
2018 United States Senate election in Tennessee
|
2021-01-03
|
|
| Richard Blumenthal
|
Connecticut Class 3 senate seat
|
Democratic Party
|
2019-01-03
|
2016 United States Senate election in Connecticut
|
2021-01-03
|
|
| Roy Blunt
|
Missouri Class 3 senate seat
|
Republican Party
|
2019-01-03
|
2016 United States Senate election in Missouri
|
2021-01-03
|
|
| Cory Booker
|
New Jersey Class 2 senate seat
|
Democratic Party
|
2019-01-03
|
2014 United States Senate election in New Jersey
|
2021-01-03
|
|
| John Boozman
|
Arkansas Class 3 senate seat
|
Republican Party
|
2019-01-03
|
2016 United States Senate election in Arkansas
|
2021-01-03
|
|
| Mike Braun
|
Indiana Class 1 senate seat
|
Republican Party
|
2019-01-03
|
2018 United States Senate election in Indiana
|
2021-01-03
|
|
| Sherrod Brown
|
Ohio Class 1 senate seat
|
Democratic Party
|
2019-01-03
|
2018 United States Senate election in Ohio
|
2021-01-03
|
|
| Richard Burr
|
North Carolina Class 3 senate seat
|
Republican Party
|
2019-01-03
|
2016 United States Senate election in North Carolina
|
2021-01-03
|
|
| Maria Cantwell
|
Washington Class 1 senate seat
|
Democratic Party
|
2019-01-03
|
2018 United States Senate election in Washington
|
2021-01-03
|
|
| Shelley Moore Capito
|
West Virginia Class 2 senate seat
|
Republican Party
|
2019-01-03
|
2014 United States Senate election in West Virginia
|
2021-01-03
|
|
| Ben Cardin
|
Maryland Class 1 senate seat
|
Democratic Party
|
2019-01-03
|
2018 United States Senate election in Maryland
|
2021-01-03
|
|
| Tom Carper
|
Delaware Class 1 senate seat
|
Democratic Party
|
2019-01-03
|
2018 United States Senate election in Delaware
|
2021-01-03
|
|
| Bill Cassidy
|
Louisiana Class 2 senate seat
|
Republican Party
|
2019-01-03
|
2014 United States Senate election in Louisiana
|
2021-01-03
|
|
| Susan Collins
|
Maine Class 2 senate seat
|
Republican Party
|
2019-01-03
|
2014 United States Senate election in Maine
|
2021-01-03
|
|
| Chris Coons
|
Delaware Class 2 senate seat
|
Democratic Party
|
2019-01-03
|
2014 United States Senate election in Delaware
|
2021-01-03
|
|
| John Cornyn
|
Texas Class 2 senate seat
|
Republican Party
|
2019-01-03
|
2014 United States Senate election in Texas
|
2021-01-03
|
|
| Tom Cotton
|
Arkansas Class 2 senate seat
|
Republican Party
|
2019-01-03
|
2014 United States Senate election in Arkansas
|
2021-01-03
|
|
| Kevin Cramer
|
North Dakota Class 1 senate seat
|
Republican Party
|
2019-01-03
|
2018 United States Senate election in North Dakota
|
2021-01-03
|
|
| Mike Crapo
|
Idaho Class 3 senate seat
|
Republican Party
|
2019-01-03
|
2016 United States Senate election in Idaho
|
2021-01-03
|
|
| Ted Cruz
|
Texas Class 1 senate seat
|
Republican Party
|
2019-01-03
|
2018 United States Senate election in Texas
|
2021-01-03
|
|
| Steve Daines
|
Montana Class 2 senate seat
|
Republican Party
|
2019-01-03
|
2014 United States Senate election in Montana
|
2021-01-03
|
|
| Tammy Duckworth
|
Illinois Class 3 senate seat
|
Democratic Party
|
2019-01-03
|
2016 United States Senate election in Illinois
|
2021-01-03
|
|
| Dick Durbin
|
Illinois Class 2 senate seat
|
Democratic Party
|
2019-01-03
|
2014 United States Senate election in Illinois
|
2021-01-03
|
|
| Mike Enzi
|
Wyoming Class 2 senate seat
|
Republican Party
|
2019-01-03
|
2014 United States Senate election in Wyoming
|
2021-01-03
|
|
| Joni Ernst
|
Iowa Class 2 senate seat
|
Republican Party
|
2019-01-03
|
2014 United States Senate election in Iowa
|
2021-01-03
|
|
| Dianne Feinstein
|
California Class 1 senate seat
|
Democratic Party
|
2019-01-03
|
2018 United States Senate election in California
|
2021-01-03
|
|
| Deb Fischer
|
Nebraska Class 1 senate seat
|
Republican Party
|
2019-01-03
|
2018 United States Senate election in Nebraska
|
2021-01-03
|
|
| Cory Gardner
|
Colorado Class 2 senate seat
|
Republican Party
|
2019-01-03
|
2014 United States Senate election in Colorado
|
2021-01-03
|
|
| Kirsten Gillibrand
|
New York Class 1 senate seat
|
Democratic Party
|
2019-01-03
|
2018 United States Senate election in New York
|
2021-01-03
|
|
| Lindsey Graham
|
South Carolina Class 2 senate seat
|
Republican Party
|
2019-01-03
|
2014 United States Senate election in South Carolina
|
2021-01-03
|
|
| Chuck Grassley
|
Iowa Class 3 senate seat
|
Republican Party
|
2019-01-03
|
2016 United States Senate election in Iowa
|
2021-01-03
|
|
| Kamala Harris
|
California Class 3 senate seat
|
Democratic Party
|
2019-01-03
|
2016 United States Senate election in California
|
2021-01-03
|
|
| Maggie Hassan
|
New Hampshire Class 3 senate seat
|
Democratic Party
|
2019-01-03
|
2016 United States Senate election in New Hampshire
|
2021-01-03
|
|
| Josh Hawley
|
Missouri Class 1 senate seat
|
Republican Party
|
2019-01-03
|
2018 United States Senate election in Missouri
|
2021-01-03
|
|
| Martin Heinrich
|
New Mexico Class 1 senate seat
|
Democratic Party
|
2019-01-03
|
2018 United States Senate election in New Mexico
|
2021-01-03
|
|
| Mazie Hirono
|
Hawaii Class 1 senate seat
|
Democratic Party
|
2019-01-03
|
2018 United States Senate election in Hawaii
|
2021-01-03
|
|
| John Hoeven
|
North Dakota Class 3 senate seat
|
Republican Party
|
2019-01-03
|
2016 United States Senate election in North Dakota
|
2021-01-03
|
|
| Chris Van Hollen
|
Maryland Class 3 senate seat
|
Democratic Party
|
2019-01-03
|
2016 United States Senate election in Maryland
|
2021-01-03
|
|
| Cindy Hyde-Smith
|
Mississippi Class 2 senate seat
|
Republican Party
|
2019-01-03
|
2018 United States Senate special election in Mississippi
|
2021-01-03
|
|
| Jim Inhofe
|
Oklahoma Class 2 senate seat
|
Republican Party
|
2019-01-03
|
2014 United States Senate election in Oklahoma
|
2021-01-03
|
|
| Johnny Isakson
|
Georgia Class 3 senate seat
|
Republican Party
|
2019-01-03
|
2016 United States Senate election in Georgia
|
2019-12-31
|
resignation
|
| Ron Johnson
|
Wisconsin Class 3 senate seat
|
Republican Party
|
2019-01-03
|
2016 United States Senate election in Wisconsin
|
2021-01-03
|
|
| Doug Jones
|
Alabama Class 2 senate seat
|
Democratic Party
|
2019-01-03
|
2017 United States Senate special election in Alabama
|
2021-01-03
|
|
| Bob Casey Jr.
|
Pennsylvania Class 1 senate seat
|
Democratic Party
|
2019-01-03
|
2018 United States Senate election in Pennsylvania
|
2021-01-03
|
|
| Tim Kaine
|
Virginia Class 1 senate seat
|
Democratic Party
|
2019-01-03
|
2018 United States Senate election in Virginia
|
2021-01-03
|
|
| Mark Kelly
|
Arizona Class 3 senate seat
|
Democratic Party
|
2020-12-02
|
2020 United States Senate special election in Arizona
|
2021-01-03
|
|
| John Kennedy
|
Louisiana Class 3 senate seat
|
Republican Party
|
2019-01-03
|
2016 United States Senate election in Louisiana
|
2021-01-03
|
|
| Angus King
|
Maine Class 1 senate seat
|
independent politician
|
2019-01-03
|
2018 United States Senate election in Maine
|
2021-01-03
|
|
| Amy Klobuchar
|
Minnesota Class 1 senate seat
|
Democratic Party
|
2019-01-03
|
2018 United States Senate election in Minnesota
|
2021-01-03
|
|
| James Lankford
|
Oklahoma Class 3 senate seat
|
Republican Party
|
2019-01-03
|
2016 United States Senate election in Oklahoma
|
2021-01-03
|
|
| Patrick Leahy
|
Vermont Class 3 senate seat
|
Democratic Party
|
2019-01-03
|
2016 United States Senate election in Vermont
|
2021-01-03
|
|
| Mike Lee
|
Utah Class 3 senate seat
|
Republican Party
|
2019-01-03
|
2016 United States Senate election in Utah
|
2021-01-03
|
|
| Kelly Loeffler
|
Georgia Class 3 senate seat
|
Republican Party
|
2020-01-06
|
|
2021-01-03
|
|
| Joe Manchin
|
West Virginia Class 1 senate seat
|
Democratic Party
|
2019-01-03
|
2018 United States Senate election in West Virginia
|
2021-01-03
|
|
| Ed Markey
|
Massachusetts Class 2 senate seat
|
Democratic Party
|
2019-01-03
|
2014 United States Senate election in Massachusetts
|
2021-01-03
|
|
| Catherine Cortez Masto
|
Nevada Class 3 senate seat
|
Democratic Party
|
2019-01-03
|
2016 United States Senate election in Nevada
|
2021-01-03
|
|
| Mitch McConnell
|
Kentucky Class 2 senate seat
|
Republican Party
|
2019-01-03
|
2014 United States Senate election in Kentucky
|
2021-01-03
|
|
| Martha McSally
|
Arizona Class 3 senate seat
|
Republican Party
|
2019-01-03
|
|
2020-12-02
|
|
| Bob Menendez
|
New Jersey Class 1 senate seat
|
Democratic Party
|
2019-01-03
|
2018 United States Senate election in New Jersey
|
2021-01-03
|
|
| Jeff Merkley
|
Oregon Class 2 senate seat
|
Democratic Party
|
2019-01-03
|
2014 United States Senate election in Oregon
|
2021-01-03
|
|
| Jerry Moran
|
Kansas Class 3 senate seat
|
Republican Party
|
2019-01-03
|
2016 United States Senate election in Kansas
|
2021-01-03
|
|
| Lisa Murkowski
|
Alaska Class 3 senate seat
|
Republican Party
|
2019-01-03
|
2016 United States Senate election in Alaska
|
2021-01-03
|
|
| Chris Murphy
|
Connecticut Class 1 senate seat
|
Democratic Party
|
2019-01-03
|
2018 United States Senate election in Connecticut
|
2021-01-03
|
|
| Patty Murray
|
Washington Class 3 senate seat
|
Democratic Party
|
2019-01-03
|
2016 United States Senate election in Washington
|
2021-01-03
|
|
| Rand Paul
|
Kentucky Class 3 senate seat
|
Republican Party
|
2019-01-03
|
2016 United States Senate election in Kentucky
|
2021-01-03
|
|
| David Perdue
|
Georgia Class 2 senate seat
|
Republican Party
|
2019-01-03
|
2014 United States Senate election in Georgia
|
2021-01-03
|
|
| Gary Peters
|
Michigan Class 2 senate seat
|
Democratic Party
|
2019-01-03
|
2014 United States Senate election in Michigan
|
2021-01-03
|
|
| Rob Portman
|
Ohio Class 3 senate seat
|
Republican Party
|
2019-01-03
|
2016 United States Senate election in Ohio
|
2021-01-03
|
|
| Jack Reed
|
Rhode Island Class 2 senate seat
|
Democratic Party
|
2019-01-03
|
2014 United States Senate election in Rhode Island
|
2021-01-03
|
|
| Jim Risch
|
Idaho Class 2 senate seat
|
Republican Party
|
2019-01-03
|
2014 United States Senate election in Idaho
|
2021-01-03
|
|
| Pat Roberts
|
Kansas Class 2 senate seat
|
Republican Party
|
2019-01-03
|
2014 United States Senate election in Kansas
|
2021-01-03
|
|
| Mitt Romney
|
Utah Class 1 senate seat
|
Republican Party
|
2019-01-03
|
2018 United States Senate election in Utah
|
2021-01-03
|
|
| Jacky Rosen
|
Nevada Class 1 senate seat
|
Democratic Party
|
2019-01-03
|
2018 United States Senate election in Nevada
|
2021-01-03
|
|
| Mike Rounds
|
South Dakota Class 2 senate seat
|
Republican Party
|
2019-01-03
|
2014 United States Senate election in South Dakota
|
2021-01-03
|
|
| Marco Rubio
|
Florida Class 3 senate seat
|
Republican Party
|
2019-01-03
|
2016 United States Senate election in Florida
|
2021-01-03
|
|
| Bernie Sanders
|
Vermont Class 1 senate seat
|
independent politician
|
2019-01-03
|
2018 United States Senate election in Vermont
|
2021-01-03
|
|
| Ben Sasse
|
Nebraska Class 2 senate seat
|
Republican Party
|
2019-01-03
|
2014 United States Senate election in Nebraska
|
2021-01-03
|
|
| Brian Schatz
|
Hawaii Class 3 senate seat
|
Democratic Party
|
2019-01-03
|
2016 United States Senate election in Hawaii
|
2021-01-03
|
|
| Chuck Schumer
|
New York Class 3 senate seat
|
Democratic Party
|
2019-01-03
|
2016 United States Senate election in New York
|
2021-01-03
|
|
| Rick Scott
|
Florida Class 1 senate seat
|
Republican Party
|
2019-01-08
|
2018 United States Senate election in Florida
|
2021-01-03
|
|
| Tim Scott
|
South Carolina Class 3 senate seat
|
Republican Party
|
2019-01-03
|
2016 United States Senate election in South Carolina
|
2021-01-03
|
|
| Jeanne Shaheen
|
New Hampshire Class 2 senate seat
|
Democratic Party
|
2019-01-03
|
2014 United States Senate election in New Hampshire
|
2021-01-03
|
|
| Richard Shelby
|
Alabama Class 3 senate seat
|
Republican Party
|
2019-01-03
|
2016 United States Senate election in Alabama
|
2021-01-03
|
|
| Kyrsten Sinema
|
Arizona Class 1 senate seat
|
Democratic Party
|
2019-01-03
|
2018 United States Senate election in Arizona
|
2021-01-03
|
|
| Tina Smith
|
Minnesota Class 2 senate seat
|
Democratic Party
|
2019-01-03
|
2018 United States Senate special election in Minnesota
|
2021-01-03
|
|
| Debbie Stabenow
|
Michigan Class 1 senate seat
|
Democratic Party
|
2019-01-03
|
2018 United States Senate election in Michigan
|
2021-01-03
|
|
| Dan Sullivan
|
Alaska Class 2 senate seat
|
Republican Party
|
2019-01-03
|
2014 United States Senate election in Alaska
|
2021-01-03
|
|
| Jon Tester
|
Montana Class 1 senate seat
|
Democratic Party
|
2019-01-03
|
2018 United States Senate election in Montana
|
2021-01-03
|
|
| John Thune
|
South Dakota Class 3 senate seat
|
Republican Party
|
2019-01-03
|
2016 United States Senate election in South Dakota
|
2021-01-03
|
|
| Thom Tillis
|
North Carolina Class 2 senate seat
|
Republican Party
|
2019-01-03
|
2014 United States Senate election in North Carolina
|
2021-01-03
|
|
| Pat Toomey
|
Pennsylvania Class 3 senate seat
|
Republican Party
|
2019-01-03
|
2016 United States Senate election in Pennsylvania
|
2021-01-03
|
|
| Tom Udall
|
New Mexico Class 2 senate seat
|
Democratic Party
|
2019-01-03
|
2014 United States Senate election in New Mexico
|
2021-01-03
|
|
| Mark Warner
|
Virginia Class 2 senate seat
|
Democratic Party
|
2019-01-03
|
2014 United States Senate election in Virginia
|
2021-01-03
|
|
| Elizabeth Warren
|
Massachusetts Class 1 senate seat
|
Democratic Party
|
2019-01-03
|
2018 United States Senate election in Massachusetts
|
2021-01-03
|
|
| Sheldon Whitehouse
|
Rhode Island Class 1 senate seat
|
Democratic Party
|
2019-01-03
|
2018 United States Senate election in Rhode Island
|
2021-01-03
|
|
| Roger Wicker
|
Mississippi Class 1 senate seat
|
Republican Party
|
2019-01-03
|
2018 United States Senate election in Mississippi
|
2021-01-03
|
|
| Ron Wyden
|
Oregon Class 3 senate seat
|
Democratic Party
|
2019-01-03
|
2016 United States Senate election in Oregon
|
2021-01-03
|
|
| Todd Young
|
Indiana Class 3 senate seat
|
Republican Party
|
2019-01-03
|
2016 United States Senate election in Indiana
|
2021-01-03
|
|
