Mulrooney is a surname of Irish origin from the Irish . Notable people with the surname include:

• Belinda Mulrooney (1872–1967), Irish-American entrepreneur who made a fortune in the Klondike Gold Rush
• John Mulrooney (contemporary), American comedian, actor, and television host
• Richard Mulrooney (b. 1976), American major league soccer player
• Máel Sechnaill mac Máele Ruanaid - Malachy MacMulrooney- high king of Ireland.

• Mulroney

This page lists people with the surname Mulrooney.
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