Father Leo J. Austin Catholic Secondary School (also known as Father Leo, Leo J. Austin, FLJA, or Austin for short) is a coeducational, Catholic, secondary school located in Whitby, Ontario, Canada, and it is managed by the Durham Catholic District School Board (DCDSB). Today, it is an active school and is open for students grade 9 to 12. It’s one of the Catholic high schools in the DCDSB to offer the French Immersion program which draws students around the Durham Region.