2026 United States Senate election in Texas

The 2026 United States Senate election in Texas will be held on November 3, 2026, to elect a member of the United States Senate to represent the state of Texas. Incumbent four-term Republican Senator John Cornyn, who was re-elected in 2020 is eligible to run for re-election to a fifth term in office.

Declared

 * John Cornyn, incumbent U.S. Senator (2002–present)

Publicly expressed interest

 * Ronny Jackson, U.S. Representative from TX's 13th congressional district (2021–present)
 * Ken Paxton, Texas Attorney General (2015–present)

Potential

 * Eric Johnson, mayor of Dallas

Due to various votes and positions taken by Cornyn on topics such as gun control and amnesty, Cornyn is considered vulnerable to a primary challenge.