Dominic Ternan graduated from Fordham University, where he was on both the football and basketball teams. He entered the Franciscan Novitiate at Patterson, New Jersey, in 1934, and pronounced his simple vows as a Franciscan on 27 August 1934. He then studied theology at Holy Name College, and in 1937 was ordained a Catholic Priest of the Archdiocese of New York. His first and only appointment was to the Monastery of Saint Francis of Assisi, New York City, in July 1938. In 1942 he enlisted in the U.S. Army Chaplain’s Corps, and was subsequently assigned to the 79th Infantry Division, sailing with them to participate in the D-Day invasion of Normandy, France, where he was killed in action two weeks after D-Day.