Harry Joseph O'Brien (October 31, 1884 – August 23, 1955),U.S., World War I Draft Registration Cards, 1917-1918U.S., World War II Draft Registration Cards, 1942 nicknamed "Shorty", was an American college football, college basketball, and college baseball coach. He was the fifth head football coach at The Citadel, serving for five seasons, from 1916 to 1918 and from 1920 to 1921, compiling a record of 14–15–4.Citadel Coaching Records O'Brien also coached basketball and baseball for The Citadel for two seasons during World War I. He tallied a record of 6–2 in basketball and 3–9 in baseball.The Citadel Basketball 2010–11 Media Guide O'Brien died of coronary thrombosis on August 23, 1955, at his home in Philadelphia.Pennsylvania, Death Certificates, 1906-1966
Head coaching record Football
See also List of college football head coaches with non-consecutive tenure
References