Family name Reuka (Reuka 
) , globally, is a very rare last name. The cognomen Reuka is habitual in Norway, where it is a very rare surname, Russia, where it is an extremely rare surname, and Germany. Predominantly, Reuka is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Reuka | Germany, Norway, Russia, India, Venezuela |