João Mário may refer to:
Footballers
edit- João Mário (footballer, born 1966), Portuguese midfielder
- João Mário (footballer, born January 1993), Portuguese international midfielder
- João Mário (footballer, born October 1993), Bissau-Guinean international forward
- João Mário (footballer, born 2000), Portuguese international right-back/winger
Others
edit- João Mário Grilo (born 1958), Portuguese film director