Isabelle Patissier (born March 1, 1967) is a French world champion rock climber and more recently a rally driver.

At 14 she practised mountaineering in Chamonix and also slalom and downhill skiing.

In 1986 at the age of 19, she won the first French official climbing competition, taking place in the sportshall in Vaulx-en-Velin only steps from her highschool, climbing barefoot.

Between 1993 and 1996 she was married to Nicolas Hulot a TV presenter and writer.

In 2000, she made her motorsport debut in the Rallye Aicha des Gazelles and in 2002 competed in her first Paris-Dakar rally.