Olaf Olsen may refer to:
Olaf Olsen (drummer) (born 1976), drummer of Norwegian rock band BigBang Olaf Olsen (footballer); see 1902 in Norwegian football Olaf C. Olsen (1899–?), Socialist legislator from Wisconsin Olaf H. Olsen (1928–2015), Danish archeologist Olaf L. Olsen (1881–1958), Republican legislator from Washington state Olaf M. Olsen (1909–1971), Norwegian chess player Olaf Nikolas Olsen (1794–1848), cartographer and Danish army officer Olaf Olsen (1919–2000), actor in the 1950 British film Lilli Marlene Olaf Olsen (fl. mid-20th century), Norwegian sea captain associated with the history of Rose au Rue, Newfoundland and Labrador, Canada
See also Olsen (surname)