Editing John McCarthy (section)

== Sports ==
* [[John McCarthy (American football)]] (1916–1998), American football player
* [[John McCarthy (referee)]] (born 1962), mixed martial arts referee
* [[Johnny McCarthy]] (1934–2020), American basketball player and coach
* [[Johnny McCarthy (baseball)]] (1910–1973), American baseball player
* [[John McCarthy (Gaelic footballer)]] (born 1955), Dublin Gaelic footballer
* [[John McCarthy (Kerry Gaelic footballer)]], who played in the [[1964 All-Ireland Senior Football Championship final]]
* [[John McCarthy (ice hockey)]] (born 1986), American ice hockey player and coach
* [[John McCarthy (discus thrower)]], Paralympic athlete from Ireland
* [[John McCarthy (soccer)]] (born 1992), American soccer player
* [[John McCarthy (Australian rules footballer, born 1967)]], former player with Fitzroy and North Melbourne
* [[John McCarthy (Australian rules footballer, born 1989)]] (1989–2012), Port Adelaide and Collingwood player
* [[J. J. McCarthy]] (Jonathan James McCarthy, born 2003), American football player
* [[John McCarthy (sprinter)]] (born 1910), American sprinter, 1934 All-American for the [[USC Trojans track and field]] team<!-- MOS:DABRED http://trackfield.brinkster.net/Profile.asp?ID=4332&Gender=M -->