Last name Geologo (Geologo 
) , globally, is a rare cognomen. The family name Geologo is characteristic of Italy, where it is a very rare surname, Philippines, and South Africa, where it is an extremely rare surname. Very seldom, Geologo is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Geologo | South Africa, Italy, Spain, Philippines, Mexico |