From Openwaterpediaopen water swimmer who represented the United States in various international competitions including the 1984 USA Long Distance International Championships on the American relay team. She won a silver medal in the 25 km marathon swim at the 1991 FINA World Championships in Perth, Australia.
English Channel Relay Record
Jahn remains one of the English Channel relay record-holders along with Jay Wilkerson, Chad Hundeby, Karen Burton, Dirk Bouma, and Sid Cassidy. The USA Swimming national open water team members set three English Channel relay records: 6 hours 52 minutes on their first leg (England-to-France), 7 hours 26 minutes on their second leg (France-to-England), and the fastest overall and fastest 2-way relay (England-to-France-to-England) in 14 hours 18 minutes in 1990. The team was coached by Penny Dean and John York.