M
- Magnus Mills (born 1954), English author
- Mark Muir Mills (1917–1958), American nuclear physicist
- Mary Mills (golfer) (born 1940), American professional golfer
- Mary Mills (opera singer) (born 1964), American opera singer
- Matthew Mills, English footballer
- Melissa Mills, Australian water polo player
- Mick Mills (born 1949), British footballer
- Mike Mills (born 1958), bass guitar player for R.E.M.
- Mike Mills (director) (born 1966), American director
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