Surname ทองงามคำ (ทองงามคำ, Thomgngamkham, Tongngamkham 
) , all over the world, is an extremely rare cognomen. The last name ทองงามคำ is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Tongngamkham | Thailand |