Family name Ydoy (Ydoy 
) , across the world, is an extremely rare surname. The last name Ydoy is characteristic of Latin America and the Caribbean, particularly Argentina, where it is a very rare surname, and Mexico, where it is an extremely rare surname. Also, Ydoy is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ydoy | Peru, Argentina, Mexico |