Family name Doubina (Doubina 
) , throughout the world, is a very rare surname. The surname Doubina is habitual in Argentina, where it is a very rare surname, France, and Canada, where it is an extremely rare surname. Not in comparison with a country's population, it most frequently occurs in France, Argentina, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Doubina | Argentina, Canada, France, United States |