Family name Diezo (Diezo 
) , in all the world, is an extremely rare last name. The family name Diezo is habitual in South-eastern Asia, particularly Philippines, where it is an extremely rare surname. Much less frequently, Diezo is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Diezo | Brazil, United States, Philippines |