Harry J. O'Brien

Harry Joseph O'Brien (October 31, 1884 – August 23, 1955), nicknamed "Shorty", was an American football, basketball, and baseball coach. He was the fifth head football coach for The Citadel, The Military College of South Carolina, serving for five seasons, from 1916 to 1918 and from 1920 to 1921, compiling a record of 14–15–4. 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. O'Brien died of coronary thrombosis on August 23, 1955, at his home in Philadelphia.