Billanook College is an independent co-ed school with an early learning program through to Year 12, located in Mooroolbark, Melbourne, Victoria, Australia. It operates in association with the Uniting Church in Australia (but is not governed or managed by the Church) and is a member of Round Square. It was founded in 1980 by the founding principal Peter Harris. The college's current principal is Roger Oates. Billanook College is named after the name the local Wurundjeri people called the area, on which the college now stands.