Last name Gerett (Gerett 
) , throughout the world, is a very rare family name. The family name Gerett is habitual in Brazil, where it is an extremely rare surname, Canada, and the United States. Likewise, Gerett is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gerett | Costa Rica, Canada, United States, South Africa, Brazil |