Surname Wiljunior (Wiljunior 
) , all over the world, is an extremely rare cognomen. The last name Wiljunior is characteristic of Latin America and the Caribbean, particularly Venezuela, where it is an extremely rare surname. Much more frequently, Wiljunior is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Wiljunior | Venezuela, United States, Democratic Republic of the Congo |