Surname Ongoad (Ongoad 
) , around the globe, is an extremely rare family name. The family name Ongoad is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname. More prevalently, Ongoad is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ongoad | Thailand |
Upala, Chumjai, and Phonsongkhram