In a 2007 interview with Madmoizelle, Quiniou stated that she became interested in driving as a young girl while accompanying her father to amateur races, and that she began karting at age 14.
In 2006 Quiniou and her teammate Florence Bourgnon finished 49th overall in the Dakar Rally in a Toyota Land Cruiser, the only women's team to complete the race.
In the same year she had to withdraw from this edition of Rallye Aicha des Gazelles after the second stage due to a mechanical problem.
Quiniou and her navigator Florence Migraine Bourgnon on the Toyota team were disqualified in the 2010 Rallye Aicha des Gazelles for manipulation of their satellite tracking system and altering the odometer of their car.
[7][8][9] For the 2010 rally, the rules of the race were changed in an attempt to discover whether or not cheating was occurring, a question raised due to suspicions surrounding the Toyota team's record of three first place and one second-place finishes since 2005.