Cognomen Rapeekarn (Rapeekarn 
) , in all the world, is an extremely rare family name. The surname Rapeekarn is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname. Much more prevalently, Rapeekarn is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rapeekarn | Thailand |
Rungpakhonnun, Karnjararat, Kanjanapat, Karnjanarat, and Tantichaiyarut