Sport
- Michael Walker (cyclist), British Olympic cyclist
- Michael Walker (jockey)
- Michael Walker (tennis), professional tennis player from Wales
- Michael Walker (athlete), British Paralympic athlete
- Mick Walker (football manager), English football manager
- Mickey Walker (American football), National Football League player for the New York Giants from 1961-1966
- Mickey Walker (boxer), professional boxer in the 1920s
- Mickey Walker (footballer), English football player and administrator
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