Surname Еугены (Eugeny 
, Еугены , Yeugeny 
) , all around the world, is a very rare cognomen. The last name Еугены is characteristic of Spain, where it is a very rare surname, Honduras, and Venezuela. Not in comparison with a country's population, it most frequently occurs in Spain, Russia, and Venezuela. Predominantly, Еугены is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Eugeny | Russia, Spain, Angola, Martinique, United States |
| Еугены | Russia |
| Yeugeny | Canada, United States |