Across the world, โกสน (Koson 
, โกสน ) is a rare largely masculine, but infrequently feminine forename. The given name โกสน is habitual in Thailand, where it is a rare dominantly boy's, but infrequently girly name, Nigeria, where it is a very rare unisex name, and India, where it is an extremely rare epicene name. Likewise, โกสน is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Koson | Japan, Laos, United States, Thailand, Poland |
| โกสน | Thailand |