Dominique Tian is a French businessman and retired politician who represented the 2nd constituency of the Bouches-du-Rhône department in the National Assembly from 2002 to 2017. He has been member of The Republicans (LR) since the party was founded in 2015 as the successor to the Union for a Popular Movement (UMP). In the 2017 legislative election, Tian lost his seat in a "surprise" upset by Claire Pitollat of La République En Marche! (LREM), who was a first-time candidate.