Cognomen Selwynne (Selwynne 
) , around the world, is an extremely rare surname. Much more frequently, Selwynne is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Selwynne | Philippines, South Africa |
|
clarissa selwynne British actress (1886-1948), GB (b. 1886) |
|