Ryan Guillen is a member of the Texas House of Representatives, representing District 31. He assumed office in 2003. His current term ends on January 12, 2027. Guillen is running for re-election to the Texas House of Representatives to represent District 31. He is on the ballot in the general election on November 3, 2026. He advanced from the Republican primary on March 3, 2026. On November 15, 2021, Guillen announced he was leaving the Democratic Party and running as a Republican to represent Texas House of Representatives District 31.