Michael Quinlan may refer to:
Sir Michael Quinlan (civil servant) (1930–2009), British defence strategist and official in the British Ministry of Defence Michael Quinlan (musician), musician with The Mexican Spitfires Michael R. Quinlan (1944–2025), former McDonald's CEO Michael Quinlan, staff member of the Louisville Courier-Journal and author of the book Little Lost Angel, about the murder of Shanda Sharer