Per Olsen may refer to:
Per Olsen (cross-country skier) (1932–2013), Norwegian cross country skier Per Olsen (swimmer) (born 1934), Norwegian swimmer Per Arne Olsen (born 1961), Norwegian politician Per Erling Olsen (born 1958), Norwegian javelin thrower Per Olaf Olsen (1871–1919), Norwegian sports shooter Per Skjerwen Olsen (born 1939), Norwegian ice hockey player and football player