Swiss ski jumper and four-time Olympic gold medalist who competed at the 2002 Salt Lake City games and the 2010 Vancouver games.
He made his debut at the age of 16 during the 1997–1998 Ski Jumping World Cup season.
He won gold in both the Individual Normal Hill and Individual Long Hill events, becoming only the second athlete to do so.
He is the son of Heiri and Margrit Ammann.
He won gold at the 2002 Olympics where skater Sarah Hughes also took home the gold.