Family name Rinnapha (Rinnapha 
) , in the world, is an extremely rare surname. Much more prevalently, Rinnapha is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rinnapha | Thailand |
Phadam, Thowwongsa, Khrutchapnak, Rueysawat, Thaowongsa, and Nichakornpong