Surname Sapondanai (Sapondanai 
) , worldwide, is an extremely rare family name. The surname Sapondanai is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname. Much more prevalently, Sapondanai is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sapondanai | Thailand |
Sairat, Booslad, Ruampan, Supasiri, Khitraksa, Sattayapun, Pateepkamol, and Pongkornkumpol