Granitz (August 24, 1928 – January 28, 2016) was a Christian missionary and an American football player and coach.
He served as the head football coach at Taylor University in Upland, Indiana from 1952 to 1954.
After serving as a missionary in Brazil, Granitz returned to the United States to become the athletic director at Bethel College in Mishawaka, Indiana in 1971.