Family name แตงนวน (แตงนวน 
) , globally, is a very rare cognomen. The surname แตงนวน is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Likewise, แตงนวน is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| แตงนวน | Thailand |