Surname Letoy (Letoy 
) , all around the world, is a rare family name. The cognomen Letoy is habitual in Indonesia, where it is a rare surname, Mexico, where it is an extremely rare surname, and the United States. Much less frequently, Letoy is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Letoy | Mexico, United States, Indonesia, Philippines |