Leto is a goddess in Greek mythology.
Leto or LETO may also refer to:
As a name:
- Leto (surname), a list of people so named
- Leto (rapper), French rapper part of the French hip hop duo PSO Thug
- Leto Atreides (disambiguation), three fictional characters in Frank Herbert's Dune universe
- Leto (plant), a synonym of the genus Helogyne of the family Asteraceae
- Leto (moth), a moth genus containing the single species Leto venus
- Leto (film), a 2018 Russian film
Places
- Leto, Florida, an unincorporated community
- Leto Regio, a geological feature on Phoebe, a moon of Saturn
- 68 Leto, an asteroid
LETO:
- Madrid-Torrejón Airport's ICAO code