Olivier Marceau (born 30 January 1973 in Fontenay-aux-Roses, Hauts-de-Seine) is an athlete from France, who competes in triathlon. A member of the Poissy Triathlon Club he competed at the first Olympic triathlon at the 2000 Summer Olympics. He took seventh place with a total time of 1:49:18.03. Four years later, at the 2004 Summer Olympics, Marceau competed again. This time he competed on the Swiss team, placing eighth with a time of 1:52:44.36. References sports-reference 1973 births Living people People from Fontenay-aux-Roses French male triathletes Olympic triathletes of France Olympic triathletes of Switzerland Swiss male triathletes Triathletes at the 2000 Summer Olympics Triathletes at the 2004 Summer Olympics Triathletes at the 2008 Summer Olympics Sportspeople from Hauts-de-Seine 21st-century French people 20th-century French people