The 2019 Houston mayoral election was decided by a runoff that took place on December 14, 2019 to elect the Mayor of Houston. Incumbent mayor Sylvester Turner defeated attorney Tony Buzbee in the runoff by 56.04% to 43.96%. No candidate won a majority of the vote during the general election on November 5, 2019 where Turner received 46% of the vote and Buzbee received 29%.

Sylvester Turner is an American attorney and politician who was the 62nd mayor of Houston, Texas. A member of the Democratic Party, Turner was a member of the Texas House of Representatives from 1989 until 2016. He attended the University of Houston and Harvard Law School. Turner ran for mayor of Houston in 1991, losing in the runoff election to Bob Lanier. He lost again in 2003, coming in third and thus missing the runoff.