Michael Healy may refer to:

• Michael A. Healy (1839–1904), U.S. Revenue Cutter Service officer
• Michael Healy (statistician) (1923–2016), British statistician
• Mike Healy (Oz), a fictional character in the HBO show Oz
• Michael D. Healy (1926–2018), U.S. Army general
• Michael Healy (hurler) (born 1978), Irish hurler
• Michael Healy (artist) (1871–1941), Irish stained glass artist
• Michael Healy (politician) (born 1964), Australian politician
• Michael Healy-Rae (born 1967), Irish politician, Teachta Dála for the Kerry constituency (from 2016)

• Michael Healey, Canadian playwright and actor