Biography · Sports & Achievement
Dan O'Brien
1966–
United States
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Daniel Dion O'Brien (born July 18, 1966) is an American former decathlete and Olympic gold medalist. He won the Olympic title in 1996, three consecutive world championships (1991, 1993, 1995), and set the world record in 1992.
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Biography text · CC BY-SA 4.0 · Source checked 2026-10-20