Last name Idoy (Idoy 
) , all over the world, is a rare cognomen. The last name Idoy is characteristic of Indonesia, where it is a rare surname, Argentina, and Philippines. Also, Idoy is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Idoy | Somalia, Argentina, United States, Indonesia, Philippines |
| justa domÃnguez de vidaurreta e idoy Spanisch nun (1875 - 1958), ES (b. 1875) |
|