DeTray coached Wittenberg during the 1909 season.[2] He began the 1910 season as the head football coach at Wittenberg, but was fired after losing his first two games and replaced by John B. Longwell.[3] He served as the head football coach at the Ole Miss in 1912, where he compiled a record of 5–3 during his lone season.[4]
DeTray later worked as a purchasing agent for an oil company based in Texas. He died on October 9, 1967, at the Little Company of Mary nursing home in San Pierre, Indiana.[5]
^ abcDeTray was fired after the first two games of the 1910 season. John B. Longwell replaced DeTray for the remainder of the season. Wittenberg finished the year 2–7 overall and 0–5 in Ohio Athletic Conference play, placing 11th.
^2010 Ole Miss Football Guide. Oxford, Mississippi: University of Mississippi Athletics Media Relations Office. 2010. p. 169. Retrieved August 31, 2011.