Surname Гильз (Guilz 
, Гильз 
, Gilz 
) , throughout the world, is a rare cognomen. The cognomen Гильз is characteristic of Germany, where it is a rare surname, Brazil, where it is a very rare surname, and Russia. Measured by absolute frequency, it is commonest in Germany, Brazil, and Indonesia.
| VARIANT | COUNTRY |
|---|---|
| Guilz | Australia, Brazil, United States |
| Гильз | Kazakhstan, Russia, Ukraine |
| Gilz | Germany, Malaysia, Indonesia, United States, Brazil |