Surname ทองลงยา (ทองลงยา 
) , in all the world, is a very rare cognomen. The last name ทองลงยา is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| ทองลงยา | Thailand |
|
กิตติ ทองลงยา Thai ornithologist, TH (b. 1928) |
|