Cognomen Phikulkaew (Phikulkaew 
) , across the world, is a very rare last name. The last name Phikulkaew is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Likewise, Phikulkaew is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Phikulkaew | Thailand |