Surname Релин (Relyn 
, Relin 
, Reline 
) , in the entire world, is a rare cognomen. The cognomen Релин is habitual in Honduras, where it is a rare surname, France, and Russia, where it is a very rare surname. Measured by absolute frequency, the name is most common in France, Russia, and the United States. More prevalently, Релин is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Relyn | United Arab Emirates, Philippines, United States, Saudi Arabia, Honduras |
| Relin | France, Indonesia, India, Philippines, Democratic Republic of the Congo |
| Reline | India, Philippines, Brazil, United States, South Africa |
| Релин | Russia |