Family name Yzai (Yzai 
) , all over the world, is a very rare surname. The last name Yzai is characteristic of Latin America and the Caribbean, particularly Mexico, where it is an extremely rare surname, and Venezuela. Likewise, Yzai is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Yzai | Mexico, Philippines, Venezuela |