William Larsen

William, Bill r Willy Larsen may refer to:


 * William Washington Larsen (1871–1938), American legislator from Georgia
 * Willy Larsen (1885–1935), Finnish-American accordionist and recording artist
 * William Larsen (1927–1996), American actor in Heaven Can Wait (1978 film)
 * Bill Larsen (1928–1993), American magician married to "Princess Irene" Larsen
 * William Wiik Larsen (born 1986), Norwegian record producer and songwriter