Surname S-J (S-J 
) , worldwide, is a rare cognomen. The surname S-J is characteristic of Taiwan, where it is a rare surname, France, where it is a very rare surname, and the United Kingdom, where it is an extremely rare surname. Also, S-J is the forename as well as the last name. Parts of the name also exists independently as a first name S, and a first name J.
| VARIANT | COUNTRY |
|---|---|
| S-J | Myanmar, Canada, Taiwan, France, United Kingdom |