Frank Gallagher may refer to:
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Frank Gallagher (actor) (born 1962), Scottish actor
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Frank Gallagher (American football) (born 1943), professional American football player
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Frank Gallagher (author)
Frank B. Gallagher (''pseudo. David Hogan'') (1893–1962) was an Irish journalist, author and Volunteer. Born in Cork, he was the son of James J. Gallagher, secretary to Dwyer & Co. Ltd. He was educated at Presentation Brothers College, Cork, ...
(1893–1962), Irish journalist, editor
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Frank Gallagher (Brooklyn) (1870–1932), New York politician
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Frank Gallagher (ice hockey), Canadian–American ice hockey executive
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Frank Gallagher (rugby league) (died 1966), rugby league footballer of the 1920s for Great Britain, England, Yorkshire, Dewsbury, Batley, and Leeds
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Frank T. Gallagher (1887–1977), American jurist
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Frankie Gallagher, Northern Irish politician
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Frank Gallagher (''Shameless''), a fictional character in the British TV series ''Shameless''
{{hndis, Gallagher, Frank