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United States Senate Republican Party primaries, 2026

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Primaries by state

Elections to theU.S. Senate will be held onNovember 3, 2026, and33 of the 100 seats are up for regular election. Those elected to the U.S. Senate in the 33 regular elections in 2026 will begin their six-year terms on January 3, 2027.

This page focuses on the U.S. Senate Republican primaries. For more in-depth information about the U.S. Senate Democratic primaries, top-four primaries, and general elections, see the following pages:

Partisan breakdown

There are 33 U.S. Senate seats up for regular election in 2026—20 seats held by Republicans and 13 held by Democrats.

U.S. Senate Partisan Breakdown
Party		As of November 3, 2026	After the 2026 Election
	Democratic Party	45^[1]	TBD
	Republican Party	52	TBD
	Independent	2^[1]	TBD
	Vacant	1	TBD
Total		100	100

Republican primaries

By date

By state

2026 Republican primaries by date
Date	State
March 3	Arkansas North Carolina Texas
March 10	Mississippi
March 17	Illinois
May 12	Nebraska West Virginia
May 16	Louisiana
May 19	Alabama Georgia Idaho Kentucky Oregon
June 2	Iowa Montana New Jersey New Mexico South Dakota
June 9	Maine South Carolina
June 16	Oklahoma Virginia
June 30	Colorado
August 4	Kansas Michigan
August 6	Tennessee
August 11	Minnesota
August 18	Alaska Wyoming
September 1	Massachusetts
September 8	New Hampshire Rhode Island
September 15	Delaware

Alabama

United States Senate election in Alabama, 2026 (May 19 Republican primary)

Republican primary candidates

Note: The candidate list in this election may not be complete.

Did not make the ballot:

Tommy Tuberville (Incumbent)

= candidate completedBallotpedia's Candidate Connection survey

Alaska

United States Senate election in Alaska, 2026 (August 18 top-four primary)

Primary candidates

Note: The candidate list in this election may not be complete.

Arkansas

United States Senate election in Arkansas, 2026 (March 3 Republican primary)

Republican primary candidates

= candidate completedBallotpedia's Candidate Connection survey

Colorado

United States Senate election in Colorado, 2026 (June 30 Republican primary)

Republican primary candidates

Note: The candidate list in this election may not be complete.

= candidate completedBallotpedia's Candidate Connection survey

Delaware

United States Senate election in Delaware, 2026 (September 15 Republican primary)

Republican primary candidates

Note: The candidate list in this election may not be complete.

Georgia

United States Senate election in Georgia, 2026 (May 19 Republican primary)

Republican primary candidates

Note: The candidate list in this election may not be complete.

Did not make the ballot:

John King

= candidate completedBallotpedia's Candidate Connection survey

Idaho

United States Senate election in Idaho, 2026 (May 19 Republican primary)

Republican primary candidates

Note: The candidate list in this election may not be complete.

= candidate completedBallotpedia's Candidate Connection survey

Illinois

United States Senate election in Illinois, 2026 (March 17 Republican primary)

Republican primary candidates

Note: The candidate list in this election may not be complete.

Did not make the ballot:

= candidate completedBallotpedia's Candidate Connection survey

Iowa

United States Senate election in Iowa, 2026 (June 2 Republican primary)

Republican primary candidates

Note: The candidate list in this election may not be complete.

Did not make the ballot:

Joni Ernst (Incumbent)

Kansas

United States Senate election in Kansas, 2026 (August 4 Republican primary)

Republican primary candidates

Note: The candidate list in this election may not be complete.

Roger Marshall (Incumbent)
Chase LaPorte

Kentucky

United States Senate election in Kentucky, 2026 (May 19 Republican primary)

Republican primary candidates

Did not make the ballot:

= candidate completedBallotpedia's Candidate Connection survey

Louisiana

United States Senate election in Louisiana, 2026 (May 16 Republican primary)

Republican primary candidates

Note: The candidate list in this election may not be complete.

Did not make the ballot:

= candidate completedBallotpedia's Candidate Connection survey

Maine

United States Senate election in Maine, 2026 (June 9 Republican primary)

Republican primary candidates

Note: The candidate list in this election may not be complete.

Massachusetts

United States Senate election in Massachusetts, 2026 (September 1 Republican primary)

Republican primary candidates

Note: The candidate list in this election may not be complete.

Michigan

United States Senate election in Michigan, 2026 (August 4 Republican primary)

Republican primary candidates

Note: The candidate list in this election may not be complete.

= candidate completedBallotpedia's Candidate Connection survey

Minnesota

United States Senate election in Minnesota, 2026 (August 11 Republican primary)

Republican primary candidates

Note: The candidate list in this election may not be complete.

Mississippi

United States Senate election in Mississippi, 2026 (March 10 Republican primary)

Republican primary candidates

Cindy Hyde-Smith (Incumbent)
Sarah Adlakha

Did not make the ballot:

Andrew S. Smith

= candidate completedBallotpedia's Candidate Connection survey

Montana

United States Senate election in Montana, 2026 (June 2 Republican primary)

Republican primary candidates

Note: The candidate list in this election may not be complete.

Steve Daines (Incumbent)
Charles A. Walking Child

Nebraska

United States Senate election in Nebraska, 2026 (May 12 Republican primary)

Republican primary candidates

Note: The candidate list in this election may not be complete.

Pete Ricketts (Incumbent)
Edward Dunn

New Hampshire

United States Senate election in New Hampshire, 2026 (September 8 Republican primary)

Republican primary candidates

Note: The candidate list in this election may not be complete.

Did not make the ballot:

Dan Innis

New Jersey

United States Senate election in New Jersey, 2026 (June 2 Republican primary)

Republican primary candidates

Note: The candidate list in this election may not be complete.

New Mexico

United States Senate election in New Mexico, 2026 (June 2 Republican primary)

Republican primary candidates

Note: The candidate list in this election may not be complete.

Benjamin Luna

Did not make the ballot:

Christopher Vanden Heuvel

North Carolina

United States Senate election in North Carolina, 2026 (March 3 Republican primary)

Republican primary candidates

Don Brown
Richard Dansie
Margot Dupre (disqualified appearing on ballot)
Thomas Johnson
Michele Morrow
Elizabeth Anne Temple
Michael Whatley

Did not make the ballot:

= candidate completedBallotpedia's Candidate Connection survey

Oklahoma

United States Senate election in Oklahoma, 2026 (June 16 Republican primary)

Republican primary candidates

Note: The candidate list in this election may not be complete.

Markwayne Mullin (Incumbent)
Tammy Swearengin

Oregon

United States Senate election in Oregon, 2026 (May 19 Republican primary)

Republican primary candidates

Note: The candidate list in this election may not be complete.

= candidate completedBallotpedia's Candidate Connection survey

Rhode Island

United States Senate election in Rhode Island, 2026 (September 8 Republican primary)

Republican primary candidates

Note: The candidate list in this election may not be complete.

South Carolina

United States Senate election in South Carolina, 2026 (June 9 Republican primary)

Republican primary candidates

Note: The candidate list in this election may not be complete.

Did not make the ballot:

Andre Bauer

South Dakota

United States Senate election in South Dakota, 2026 (June 2 Republican primary)

Republican primary candidates

Note: The candidate list in this election may not be complete.

Mike Rounds (Incumbent)
Justin McNeal

Tennessee

United States Senate election in Tennessee, 2026 (August 6 Republican primary)

Republican primary candidates

Note: The candidate list in this election may not be complete.

Bill Hagerty (Incumbent)

Texas

United States Senate election in Texas, 2026 (March 3 Republican primary)

Republican primary candidates

Note: The candidate list in this election may not be complete.

Did not make the ballot:

= candidate completedBallotpedia's Candidate Connection survey

Virginia

United States Senate election in Virginia, 2026 (June 16 Republican primary)

Republican primary candidates

Note: The candidate list in this election may not be complete.

Did not make the ballot:

Bryce Reeves

= candidate completedBallotpedia's Candidate Connection survey

West Virginia

United States Senate election in West Virginia, 2026 (May 12 Republican primary)

Republican primary candidates

Note: The candidate list in this election may not be complete.

= candidate completedBallotpedia's Candidate Connection survey

Wyoming

United States Senate election in Wyoming, 2026 (August 18 Republican primary)

Republican primary candidates

Note: The candidate list in this election may not be complete.

Did not make the ballot:

Cynthia Lummis

= candidate completedBallotpedia's Candidate Connection survey

Footnotes

↑^1.0^1.1Two independents caucus with the Democratic Party.

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United States Senate Republican Party primaries, 2026

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