Bob Weltlich (born November 5, 1944) is an American former college basketball coach and author. Weltlich coached 22 seasons with a career record of 300–335. He was head coach at the University of South Alabama, Florida International University (FIU), University of Texas, and University of Mississippi (Ole Miss). Weltlich is one of only 19 coaches to lead three different programs to the NCAA Division I men's basketball tournament.