Last name Phikunkaeo (Phikunkaeo 
) , in the world, is an extremely rare cognomen. The family name Phikunkaeo is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname. Also, Phikunkaeo is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Phikunkaeo | Thailand |