Michael Hayes may refer to:

• Michael Hayes (director), TV director of Dr. Who episodes, such as the serial City of Death
• Michael Hayes (politician) (1889–1976), Irish Fine Gael politician
• Michael Hayes (wrestler) (born 1959), American professional wrestler
• Michael Hayes (spree killer), (born 1964), North Carolina (USA) spree killer whose case sparked a statewide controversy over the insanity defense
• Michael Hayes (TV series)
• Mickie Most (1938–2003, born Michael Peter Hayes), English record producer

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