Cognomen Kurain (Kurain 
) , throughout the world, is a rare surname. The family name Kurain is characteristic of India, where it is a very rare surname, Brazil, where it is an extremely rare surname, and Malaysia. Measured by absolute frequency, this name is the most popular in India, Brazil, and the United States. Also, Kurain is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kurain | Philippines, Brazil, United States, India, Nigeria |