Martin Callaghan

{{short description|Australian water polo player}}

{{Use dmy dates|date=March 2014}}

{{Use Australian English|date=March 2014}}

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| birth_date = {{Birth date and age|1962|8|3}}

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Martin Callaghan (born 3 August 1962) is an Australian former water polo player who competed in the 1980 Summer Olympics and in the 1984 Summer Olympics.{{cite Sports-Reference |url=https://www.sports-reference.com/olympics/athletes/ca/martin-callaghan-1.html |archive-url=https://web.archive.org/web/20200417225742/https://www.sports-reference.com/olympics/athletes/ca/martin-callaghan-1.html |url-status=dead |archive-date=17 April 2020 |accessdate=25 June 2012}}