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
See also Charles MacMahon (disambiguation) Chuck McMann (1951–2021), Canadian football player