Kavanagh College is a Catholic, state-integrated, co-educational, secondary school located in central Dunedin, New Zealand. The school was founded in 1989 as the successor of several other secondary (and one intermediate) schools the oldest of which was founded in 1871. Kavanagh is the only Catholic secondary school in Dunedin and is open to enrolments from throughout the entire city. The school's proprietor is the Bishop of Dunedin. The school will be known as Trinity Catholic College from 2023.