Karim Fall, better known by his stage name Lefa (born 28 November 1985 in Paris), is a French rapper and dancer. He is a founding member of the French rap / hip hop collective Sexion d'Assaut. He has also released solo materials in 2015 and 2016. In June 2015 he released his debut solo album Monsieur Fall with big commercial success. He was born to the Senegalese jazz musician Cheikh Tidiane Fall and his mother was a French choreographer and art therapist Christiane de Rougemont. He grew up in the 18e arrondissement of Paris and his beginnings were in breakdance.