Libby Trickett (nee Lenton) has announced her retirement from competitive swimming at the age of 28.
The Asutralian swimmer, was a member of last year's Olympic quartet who won gol in the 400 metres freestyle relay.
She said: "There will always be a tinge of sadness to leave the sport that I love, but I have wonderful memories and experiences to draw upon in the future.
Trickett, already made a first retirement in 2009 but she was back in action few months later.
"I feel at peace with my decision and most importantly I feel that I am finally ready to take on the next adventure in my life."
"I'm so grateful to swimming for all that it has given me in my life."