Family name โกสา (Kosa 
, โกสา 
) , around the globe, is a common cognomen. The last name โกสา is characteristic of Eastern Europe, particularly Hungary, where it is quite a common surname, Slovakia, and Romania, where it is quite a rare surname. Not in comparison with a country's population, this name is the most popular in Hungary, India, and Pakistan. Also, โกสา is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kosa | Slovakia, Japan, India, Pakistan, Hungary |
| โกสา | Thailand |