Jean-Claude Mosca is a French mountaineer renowned for his numerous ascents and his commitment to the mountain world. Born in Nice, he discovered his passion for mountaineering at an early age in the Alpes-Maritimes, the region where he grew up.

He quickly distinguished himself with his audacity and taste for adventure, distinguishing himself in challenging climbs and opening new routes, particularly in the Mercantour massif. Throughout the 1970s and 1980s, Jean-Claude Mosca became a key figure in mountaineering on the Côte d'Azur. He participated in numerous expeditions, both in the Alps and in other prestigious massifs, particularly in the Himalayas, and was also involved in training young climbers.