Cognomen Boonprapha (Boonprapha 
) , worldwide, is an extremely rare surname. The last name Boonprapha is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname. Likewise, Boonprapha is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Boonprapha | Thailand |