John Cronin may refer to:
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John Cronin (horticulturist) (1865–1923), director of the Royal Botanic Gardens, Melbourne
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John Cronin (New Zealand politician), currently the chairperson of the Bay of Plenty's regional council
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John Cronin (British politician) (1916–1986), British surgeon and Labour Party politician
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John Cronin (convict) (born 1971), repeat-offence Scottish convict who become the first convict to be tracked by satellite in the UK
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John Francis Cronin (1908–1994), priest, author of ''Communism: a World Menace''
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John Cronin (Massachusetts politician), US politician
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John Cronin (ice hockey) (born 1980), former US hockey player
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John Cronin (Gaelic footballer) (1923–1992), Irish Gaelic footballer
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John Cronin (boccia)
John Cronin is an Irish boccia player. He won a gold medal alongside Margaret Grant at the 2000 Summer Paralympics in the mixed pairs BC3 boccia event.
Career
Cronin began playing boccia in 1996 and won a bronze medal two years later in the 199 ...
, Paralympic boccia player
{{hndis, name=Cronin, John