Family name Evaj (Evaj 
, Евай 
) , around the globe, is a rare cognomen. The cognomen Evaj is habitual in Croatia, where it is a rare surname, Russia, where it is a very rare surname, and India, where it is an extremely rare surname. More prevalently, Evaj is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Evaj | Croatia, United States, India |
| Евай | Russia |