Silvia Poll

Sylvia Úrsula Poll Ahrens (born September 24, 1970 in Managua, Nicaragua) is an Olympic medalist and a national record holding swimmer from Costa Rica. At the 1988 Olympics, she won Costa Rica's first Olympic medal, when she garnered the silver in the women's 200 free. As of 2025, she and her younger sister Claudia are Costa Rica's only Olympic medalists. Also at the '86 CACs, Silvia set the Games Record in the 100 m and 200 m backstroke (1:04.43, 2:19.32) that also stood until 2006.

Sylvia Poll is now a member of the ‘Champions for Peace’ club, a group of 54 famous elite athletes committed to serving peace in the world through sport, created by Peace and Sport, a Monaco-based international organization.