Mark Nicholson may refer to:
Osymyso, real name Mark Nicholson, British musician and DJ Mark Nicholson (filmmaker), Australian filmmaker and politician of One Nation Mark Nicholson (politician) (1818–1889), pastoralist and politician in colonial Victoria, Australia Mark Nicholson (footballer), English footballer Mark Nicholson (Home and Away) See also Mark Nicolson, American tenor opera singer