Cognomen Seedahao (Seedahao 
) , around the globe, is a very rare surname. The family name Seedahao is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Seedahao | Thailand |
Sutum, Monnisa, Rungphet, Teerasak, and Chadmongkon