Surname Garrulo (Gerwel 
, Garrulo 
) , in the world, is a rare family name. The family name Garrulo is characteristic of Poland, where it is a rare surname, South Africa, and the United States, where it is a very rare surname. Likewise, Garrulo is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gerwel | Philippines, Canada, South Africa, United States, Poland |
| Garrulo | Spain |