Charles McMahon

Charles McMahon may refer to:


 * Charles Alexander McMahon FRS (1830–1904), Anglo-Irish soldier, geologist, and administrator in British India
 * Charles McMahon (1953–1975), a United States soldier killed in Vietnam: see Charles McMahon and Darwin Judge
 * Charlie McMahon (born 1951), an Australian didgeridoo player
 * Charles McMahon (politician), American politician