Theodore Allen may refer to:
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Theodore Allen (saloon keeper)
Theodore Allen, known simply as The Allen, (–1908) was an American gambler, political organizer, saloon keeper and head of a criminal family in New York City during the mid-to-late 19th century.Walling, George W. ''Recollections of a New York ...
(c. 1833–1908), American gambler, political organizer, saloon keeper and head of a criminal family in New York City
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Theodore W. Allen (1919–2005), American intellectual, writer, and activist
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Theo Allen (1914–2003), New Zealand middle-distance runner
{{hndis, Allen, Theodore