Surname Дучій-Рой (Дучій-Рой 
) , all around the world, is an extremely rare family name. The cognomen Дучій-Рой is habitual in Eastern Europe, particularly Ukraine, where it is an extremely rare surname. Parts of the name also exists independently as a last name Дучій, and a last name Рой.
| VARIANT | COUNTRY |
|---|---|
| Дучій-Рой | Ukraine |