Monroe originated as a Scottish surname and it means "from the mouth of the river Roe". The Roe is a river in Ireland, and one of the most famous bearers of the surname was the American actress Marilyn Monroe.
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Monroe originated as a Scottish surname and it means "from the mouth of the river Roe". The Roe is a river in Ireland, and one of the most famous bearers of the surname was the American actress Marilyn Monroe.