Cognomen Гвидон (Гвидон 
, Gvidon 
) , in the entire world, is a rare last name. The cognomen Гвидон is characteristic of Armenia, where it is quite a common surname, Georgia, where it is a rare surname, and Slovenia. Likewise, Гвидон is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Гвидон | Kazakhstan, Russia, Ukraine, Armenia |
| Gvidon | Germany, United States, Armenia, Georgia, Slovenia |