Cognomen Sealin (Sealin 
) , around the globe, is a very rare surname. The surname Sealin is characteristic of Thailand, where it is an extremely rare surname, the United States, and India. More prevalently, Sealin is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sealin | Australia, Thailand, United States, India, China |