Cognomen Peerapiruek (Peerapiruek 
) , all over the world, is an extremely rare family name. The cognomen Peerapiruek is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Peerapiruek | Thailand |
Suphak, Natthadait, and Natthadit