Carl or Karl Ols(s)on or Olsen may refer to:Bobo Olson (1928–2002), boxer Carl Olson, American Top Fuel drag racer Carl E. Olson, American Catholic author Carl G. Olson (1904-1965), American farmer and politician Carl Marcus Olson (1911–2011), credited as the discoverer of the process to make silicon pure Karl Olson (1930–2010), baseball player Carl Olsson (disambiguation) Carl Olsen (cyclist) (1893–1968), Norwegian Olympic cyclist Carl B. Olsen (1904–1998), American admiral Karl Olsen (1910–1999), Norwegian civil servant