The George Brown Theatre School is a drama school in Toronto, Canada. Providing training in multiple forms and practices of theatre, it is one of the highest-regarded conservatory schools for drama in the country. The school was founded in 1976 as an affiliate of George Brown College, which is also based in Toronto.

The George Brown Theatre School is often cited as one of the best theatre schools in Canada. It is known for training actors and theatre artists who graduate with varied experience from many instructors, guest teachers, and guest directors. Furthermore, it has earned a national reputation for the high-calibre work of its graduates, many of whom have earned accolades and built successful careers in theatre, film, television, and other entertainment industries.