Surname มาซอ (Masau 
, มาซอ 
) , worldwide, is quite a rare family name. The last name มาซอ is characteristic of Fiji, where it is quite a common surname, Tanzania, where it is quite a rare surname, and Zimbabwe. Measured by absolute frequency, it is the most numerous in Tanzania, Zimbabwe, and Thailand. Much less frequently, มาซอ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Masau | Tanzania, Fiji, Indonesia, Zimbabwe, Nigeria |
| มาซอ | Thailand |