Nice catch, Alain! She looks very L.A. but without the pretension or the bottle blonde hair.
From Wiki: Coralie Balmy (born June 8, 1987 La Trinité) is a freestyle swimmer from France, who was born in Martinique. She won her first senior title at the European LC Championships 2008 in Eindhoven in the 4x200 relay freestyle. At the same Championships she won the silver medal in the 400 m freestyle with the time of 4:04.15, all-time fourth fastest behind Federica Pellegrini's world record. At the 2008 Summer Olympics in Beijing, she finished fourth in the 400m freestyle final. [Link]
Original source: Maly! :-) And to back Maly up, here is my credible French source: [Link]