Surname Yuncoza (Yuncoza 
) , in all the world, is a very rare cognomen. The cognomen Yuncoza is characteristic of Venezuela, where it is a rare surname, and the United States, where it is an extremely rare surname. Very seldom, Yuncoza is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Yuncoza | Venezuela, United States |