João
João is
- the Portuguese form of the name Johannes or Johann
- Dom João, Portuguese name for King John I of Portugal
João is a family name for the following people:
- Adriano João (* 1953), East Timorese politician
- Beatriz Zaneratto João (* 1993), Brazilian soccer player
- Gisela João (* 1983), Portuguese fado singer
- Lucas João (freedom fighter) , East Timorese freedom fighter
- Lucas João (soccer player) (* 1993), Portuguese soccer player
- Maria João (* 1956), Portuguese jazz singer