Martin Ingelsby (born November 24, 1978) is an American college basketball coach and the current head coach for the University of Delaware. Ingelsby played basketball at Archbishop Carroll High School and Notre Dame. He was a standout point guard, starting for three seasons for the Fighting Irish. Following the close of his college career, Inglesby pursued a coaching career, landing at Wagner for one season before returning to his alma mater as the coordinator of basketball operations in 2003. In 2009, he was promoted to a full assistant on Mike Brey's staff. On May 24, 2016, Ingelsby was named the 24th head coach in Delaware history.