Family name Chimngamkam (Chimngamkam 
) , all around the world, is an extremely rare cognomen. The cognomen Chimngamkam is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Chimngamkam | Thailand |
Areerat, Pornchanuk, and Issariyaporn