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- Mac Davis, American singer-songwriter
- Marc Davis (disambiguation), several people, including:
- Marc Davis (animator) (1913–2000), animator at Walt Disney Studios
- Marcus Davis, MMA fighter
- Marion Davis (disambiguation), several people
- Mark Davis (disambiguation), several people
- Martin Davis, American mathematician
- Martin Davis (tennis)
- Marvin Davis, American businessman
- Matthew Davis (disambiguation) or Matt Davis, several people
- Maura Davis, American rock
- Max Davis, Australian bishop
- Melissa Davis
- Meryl Davis, American ice dancer
- Michael Davis (disambiguation) or Mike Davis, several people
- Mildred Davis, American actress
- Miles Davis, jazz trumpeter
- Miles Henry Davis, American dentist, father of trumpeter Miles Davis
- Mitch Davis, American film director
- Moll Davis, mistress of Charles II of England
- Monnett Bain Davis, American diplomat
- Morris Davis, United States Air Force prosecutor
- Morris Davis (composer) (1904–1968), Canadian composer
- Mortimer Davis, Canadian businessman
Read more about this topic: List Of People With Surname Davis