Mejdi Schalck is a French sport climber. He participated at the 2022 World Games in the sport climbing competition, being awarded the bronze medal in the men's lead event. Schalck also participated at the 2022 European Championships in the multi-sport tournament of the 2022 IFSC Climbing European Championships. In the men's bouldering event, he got into fourth place. In the men's lead, Schalck got into 15th place.