Andrew-John Bethke is a South African composer, conductor and organist. Bethke did his first degree at the University of Cape Town, he followed that up with a masters degree in sacred music from the American Southern Methodist University. He later completed a doctoral degree at his alma mater, UCT. Bethke was a trainee conductor at the Cape Philharmonic Orchestra.
Bethke is the Director of Music and Precentor at the St Michael and St George Cathedral in Grahamstown as well as being the conductor of the Rhodes University Chamber Choir. He was previously a lecturer at the College of the Transfiguration.