John Fanning may refer to:
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John Fanning (footballer) (born 1948), Australian rules footballer for Essendon
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John Fanning (writer) (born 1973), Irish writer
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John Fanning (Irish politician) (1903–1982), Irish Fianna Fáil politician from Tipperary
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John Fanning (Upper Canada politician) (died 1813), innkeeper, stagecoach operator and politician in Upper Canada
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John H. Fanning (1916–1990), American lawyer and member of the National Labor Relations Board
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John Pat Fanning, member of the West Virginia Senate
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John T. Fanning (1837–1911), American architect
{{hndis, Fanning, John