Cognomen Guedeon (Guedeon 
, Гедеон 
) , globally, is a rare last name. The surname Guedeon is characteristic of Armenia, where it is a rare surname, Ukraine, and Kyrgyzstan, where it is a very rare surname. Likewise, Guedeon is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Guedeon | Mexico, Democratic Republic of the Congo, Philippines |
| Гедеон | Armenia, Russia, Kyrgyzstan, Belarus, Ukraine |