Last name มาโส (Maso 
, มาโส 
) , globally, is a common family name. The surname มาโส is habitual in Papua New Guinea, where it is quite a rare surname, Italy, and Spain. In absolute terms, it most frequently occurs in Italy, Brazil, and Pakistan. Also, มาโส is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Maso | Brazil, Italy, Spain, Pakistan, India |
| มาโส | Thailand |