Lennart Bernadotte was born on May 8, 1909 in Stockholm, Stockholms län, Sweden as Gustaf Lennart Nicolaus Paul Bernadotte. He was a director and actor, known for Klart. Tåg ut! (1941), Kärlek och allsång (1944) and Prins Gustaf (1944). He was married to Sonja Anita Maria Haunz and Karin Emma Louise Nissvandt.