The Tristar Gym is a mixed martial arts training centre located in Le Triangle Borough in Montreal, Quebec, Canada.

[2] Instructors at the gym include Firas Zahabi, Conrad Pla and Georges St-Pierre.

The gym was established in 1991 by Conrad Pla, Michel Lavallée and Ron Di Cecco.

[5][6] Zahabi had become Georges St-Pierre’s main coach after GSP's loss to Matt Serra (UFC 69).

[7] In 2021, owner Firas Zahabi detailed how his gym had been regularly harassed by the Montreal police force during the COVID-19 pandemic.