Ray Michael McCallum, Sr. (born March 6,1961) is an American college basketball coach who previously served as the head coach for the men's basketball team at the University of Detroit Mercy.
Ray Michael McCallum, Sr. (born March 6,1961) is an American college basketball coach who is currently an assistant coach for Georgia State. He previously served as the head coach for the men's basketball team at the University of Detroit Mercy.