The 23-year-old was forced into making the decision over two years after sustaining serious injuries in a training crash in Ushuaia.
Bertrand represented France at the 2010 Winter Olympics, finishing 12th in the women's giant slalom. Her best World Cup results came in 2009, with two 12th-placed finishes at Aspen and Cortina.
A statement on the FIS website read: "Olivia thanks her team, sponsors and the French Ski Association for their support and great times."
- Sports & Recreation