Cognomen Fungsin (Fungsin 
) , all around the world, is an extremely rare surname. The last name Fungsin is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname. More prevalently, Fungsin is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Fungsin | Hong Kong, Thailand, United States, Malaysia |
| bundit fungsin botanist |
|