Brette Tanner (born November 7, 1975) is an American basketball coach who is currently the head coach of the Abilene Christian Wildcats, a position he has held since 2021. He played collegiately at Emporia State from 1996 to 1998. Tanner served as an assistant coach at Stephen F. Austin. He was hired as an assistant coach at Abilene Christian in 2013, as the school transitioned to Division I.