Richard Cartwright may refer to:
Richard Cartwright (Loyalist) (1759–1815), businessman, judge and political figure in Upper Canada Sir Richard John Cartwright (1835–1912), Canadian Member of Parliament and Senator Richard Cartwright (bishop) (1913–2009), Bishop of Plymouth in the Church of England Richard Cartwright (philosopher) (1925–2010), American philosopher Richard Cartwright (murderer) (1974–2005), executed in Texas in 2005