{{wiktionary|dein}} '''Dein''' is a surname. Notable people with the surname include:
*Dick Dein (1889–1969), Australian politician *David Dein (born 1943), former vice-chairman of Arsenal Football Club and the Football Association *Gavin Dein, the founder and CEO of Reward (company), a loyalty programme management company
==See also== *Dein Perry, Australian actor, dancer and choreographer best known for his work with Tap Dogs
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