>
Cognomen Oonuma (オオヌマ , Oonuma
) , globally, is an extremely rare last name. The family name Oonuma is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname. Predominantly, Oonuma is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| オオヌマ | Japan |
| Oonuma | Malaysia, Japan, Thailand |
Kanjun, Choodum, Thangnirat, and Suwannapala