Surname สุนันทพงษ์ศักดิ์ (สุนันทพงษ์ศักดิ์, Sunanthaphongsak 
) , all around the world, is a very rare family name. The surname สุนันทพงษ์ศักดิ์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Sunanthaphongsak | Thailand |