Cognomen Gema-Ol (Gema-Ol 
) , throughout the world, is a very rare last name. The cognomen Gema-Ol is characteristic of South-eastern Asia, particularly Philippines, where it is a very rare surname. Parts of the name also exists independently as a first name Gema, and a last name Ol.
| VARIANT | COUNTRY |
|---|---|
| Gema-Ol | Philippines |