Gustav Lorentzen
AKA: Gustav Fredrik LorentzenBirthday: 1947-09-28
Died: 2010-04-21
Birthplace: Bergen, Norway
Gustav Fredrik Lorentzen was a Norwegian musician, comedian and writer. He is best known to most as his alter ego "Ludvigsen" in the duo Knutsen & Ludvigsen (1970–1986).