Surname Dowbenko (Dowbenko 
) , throughout the world, is a very rare last name. The surname Dowbenko is habitual in Canada, where it is a very rare surname, Germany, where it is an extremely rare surname, and the United States. Likewise, Dowbenko is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Dowbenko | Germany, Canada, Poland, United Kingdom, United States |