Surname Doga-Ong (Doga-Ong 
) , across the world, is a very rare cognomen. The last name Doga-Ong is habitual in South-eastern Asia, particularly Philippines, where it is a very rare surname. Parts of the name also exists independently as a last name Ong.
| VARIANT | COUNTRY |
|---|---|
| Doga-Ong | Philippines |