Surname Haddoz (Haddoz 
) , across the world, is a very rare cognomen. The family name Haddoz is habitual in Colombia, where it is a very rare surname, Spain, where it is an extremely rare surname, and Venezuela. Not in comparison with a country's population, it most frequently occurs in Colombia, Spain, and Mexico.
| VARIANT | COUNTRY |
|---|---|
| Haddoz | Mexico, Colombia, Spain, Venezuela |