François Petit (born March 27, 1975) is a French professional rock climber who specialized in competition climbing, and who is known for winning the Lead Climbing World Championship in 1997 and the Lead Climbing World Cup in 1995 and 1999.

Born in Albertville, near the Vanoise National Park, Petit started climbing when he was a child, encouraged by his passionate parents.

He shared his passion with his older brother and also the 1996 Lead Climbing World Cup winner, Arnaud Petit [fr].

Since 2010 he has been the trainer of the French bouldering team.

He is also the director of Le Mur de Lyon,[1] one of the largest indoor climbing gyms in France, located in Lyon.