Family name Judyn (Judyn 
) , globally, is an extremely rare surname. The cognomen Judyn is characteristic of Latin America and the Caribbean, particularly Nicaragua, where it is a very rare surname, and Venezuela, where it is an extremely rare surname. More frequently, Judyn is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Judyn | Venezuela, Nicaragua, United States, Philippines |