Mark Olson may refer to:

Mark Olson (musician) (born 1961), American country singer-songwriter Mark Douglas Olson (born 1955), American politician Mark W. Olson (1943–2018), U.S. Federal Reserve governor Mark Olson (curler), Canadian curler (Manitoba team) Mark Olson (British Columbia curler), Canadian curler (British Columbia team); see 2016 Canadian Direct Insurance BC Men's Curling Championship

See also Marc Olsen, Danish footballer