João Vieira may refer to:

• João Vieira (island), an island of the Bijagós archipelago (Guinea-Bissau)
• João Vieira (triple jumper) (born 1919), Portuguese triple jumper
• João Bernardo Vieira (1939–2009), Guinea-Bissau general and president
• João Bernardo Vieira II (born 1977), Guinea-Bissau politician
• João Vieira (racewalker) (born 1976), Portuguese race walker
• João Vieira (footballer, born 1991), Portuguese footballer
• João Vieira (footballer, born 1997), Brazilian footballer

This disambiguation page lists articles associated with the title João Vieira.
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