Duin is a Dutch surname. It comes from the Middle Dutch dūne and was originally given to someone who lived near a sand dune. Notable people with this surname include: André van Duin (born 1947), Dutch actor in comedy and theatre Garrelt Duin (born 1968), German politician Julia Duin, American journalist and author Duin is also the title of the Dutch adaptation of the popular novel, Dune.
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See also Van Duijn