Surname Gilbuena (Gilbuena 
) , in the entire world, is quite a common last name. The family name Gilbuena is characteristic of Philippines, where it is quite a rare surname, United Arab Emirates, where it is a rare surname, and Saudi Arabia. In absolute terms, it is commonest in Philippines, the United States, and United Arab Emirates.
| VARIANT | COUNTRY |
|---|---|
| Gilbuena | Saudi Arabia, United States, United Arab Emirates, Canada, Philippines |