Cognomen Gasethaiwe (Gasethaiwe 
) , across the world, is an extremely rare last name. The last name Gasethaiwe is habitual in Sub-Saharan Africa, particularly South Africa, where it is an extremely rare surname. Likewise, Gasethaiwe is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gasethaiwe | South Africa |