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Across the world, Leto (Leto , ليتو , Лето ) is quite a rare epicene forename. The given name Leto is characteristic of Italy, where it is a rare unisex name, Uruguay, where it is a rare female name, and Philippines, where it is a rare boy's name. Not in comparison with a country's population, this name is the most popular in India, Philippines, and Italy. More prevalently, Leto is the last name as well as the forename.
Leto is also a name for the fictitious and mythical characters: Leto , the Greek mythological figure and mother of Apollo and Artemis, Iliad; Leto II Atreides , the fictional character from Dune, Frank Herbert's Children of Dune; Leto I Atreides , the fictional character from Dune and Leto Atreides , the fictional character, eldest son of Paul Atreides, Dune.