Family name Juelyn (Juelyn 
) , around the world, is an extremely rare cognomen. Much more frequently, Juelyn is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Juelyn | United States, Philippines |
Andao, Bustamante, Mantikinon, Pagurayan, Medenilla, Andoyanon, Solicito, Velarde, Hendrix, Guiamsay, Detorio, Romeral, Cañedo, Calagos, Ferrer, Kempis, Cuahao, Bonza, Panhilason, and Del Rosario