Mahony

• Bertha Mahony (1882–1969), children’s literature publisher
• Dennis Mahony (1821–1879), Irish-American journalist and politician
• Eoghan Mahony, American television writer and producer
• Francis Sylvester Mahony (1804–1866), also known as Father Prout, Irish humorist
• Frank P. Mahony (1862–1916), Australian artist and member of the Dawn and Dusk Club
• Leo Halpin Mahony (born 1931), American architect
• Marion Mahony Griffin (1871–1961), American architect and artist

• Frank Mahony (public servant) (1915–2000), Australian public servant and Director-General of Security
• Philip Mahony (politician) (1897–1972), Irish politician
• Robert Mahony, politician

• Bill Mahony (William Victor Mahony, born 1949), Canadian Olympic swimmer
• Chris Mahony (born 1981) New Zealand rugby union player
• Harold Mahony (1867–1905), Irish tennis player
• Jerry Mahony (born 1956), British auto racing driver
• Junior Mahony (1897–1973), Irish hurler
• Pauric Mahony (born 1992), Irish hurler
• Philip Mahony (hurler) (born 1991), Irish hurler
• Tom Mahony, Irish hurler

• John Keefer Mahony (1911-1990), Canadian recipient of the Victoria Cross
• Roger Mahony (born 1936), American cardinal of the Roman Catholic Church
• William Mahony (disambiguation)

:* William Mahony (politician, born 1877) (1877–1962), member of the Australian House of Representatives

:* William Mahony (New South Wales politician) (1856–1918), member of the New South Wales Legislative Assembly

:* William Mahony (bishop) (1919–1994), Bishop of the Roman Catholic Diocese of Ilorin

• Mahoney
• O'Mahony

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