McConaghy is a surname. Notable people with the surname include:
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Brian McConaghy (born 1950), Canadian forensic scientist
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Jack McConaghy (1902–1977), American set decorator
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Lorraine McConaghy (21st century), American historian
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Stephen McConaghy
Stephen McConaghy (born 15 January 1968) is a sailor from Sydney, Australia. who represented his country at the 1996 Summer Olympics in Savannah, United States
The United States of America (U.S.A. or USA), commonly known as the United S ...
(born 1968), Australian sailor
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