Family name Dwina (Dwina 
) , in all the world, is quite a rare last name. The last name Dwina is characteristic of Indonesia, where it is a rare surname, Algeria, where it is a very rare surname, and Mexico, where it is an extremely rare surname. More frequently, Dwina is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Dwina | Algeria, Indonesia, India, United States, Tanzania |