Cognomen Devai (Devai 
) , around the globe, is quite a rare surname. The last name Devai is characteristic of Eastern Europe, particularly Hungary, where it is quite a common surname, Romania, where it is a rare surname, and Slovakia. Not in comparison with a country's population, the name is most common in India, Hungary, and Brazil. More frequently, Devai is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Devai | Romania, Hungary, Brazil, United States, India |