Men: Kosuke Kitajima (59.91).
Women: Leisel Jones (1:05.17).
usian bolt
Kristy Coventry from Zimbabwe rewrote the world record for the women's 100m breastroke, and the record is 58.77 seconds.
Olympic gold medalists were Duncan Goodhew in 1980 and Adrian Moorhouse in 1988.
britta steffen
Josh Ross currebtly holds the record
Usain bolt 9.58 and his olympic record is 9.69
Kosuke Kitajima has been swimming for competitions since he was 17. He set his first world record for 100m breaststroke in 2003 and 200m breaststroke in 2002.
usain bolt
Rebecca Adlington
Usain Bolt
Eamon Sullivan of Australia (47.05).
The current women's world record is held by Marita Koch, with a time of 47.60 seconds.