Tōnatiuh (disambiguation)
Tōnatiuh or Tonatiuh is an Aztec sun deity of the daytime sky.
Tōnatiuh or Tonatiuh may also refer to:
People
- Pedro de Alvarado (c. 1485 – 4 July 1541), a Spanish conquistador and colonial governor called Tōnatiuh by the Aztecs
 - Tonatiuh Elizarraraz – American actor, professionally known as Tonatiuh
 - Tonatiuh Guillén López – Mexican academic and government official
 - Tonatiuh Gutiérrez – Mexican swimmer (1929–2000)
 - Duncan Tonatiuh – Mexican-American author and illustrator (born 1984)
 
Other
- DGRCN Tonatiuh MX-1 – High-wing monoplane utility
 - HD 104985 – Star in the constellation of Camelopardalis, also named Tonatiuh