Surname Gmz (Gmz 
) , worldwide, is quite a rare cognomen. The family name Gmz is characteristic of Latin America and the Caribbean, particularly El Salvador, where it is quite a rare surname, Guatemala, and Panama, where it is a rare surname. Not in comparison with a country's population, it is the most numerous in Guatemala, Algeria, and Colombia. Much less frequently, Gmz is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gmz | Colombia, France, Mexico, Guatemala, Algeria |