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Family name Phirayu (ภิรายุ , Phirayu
) , globally, is an extremely rare cognomen. Much more frequently, Phirayu is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Phirayu, ภิรายุ | Thailand |
Kumta, Bunchu, Seanbudda, Winchuan, Wongphaya, Phanwilasinee, and Khanuengkitkong