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Across the world, Phattanasak (Phattanasak ) is an extremely rare masculine forename. Much less frequently, Phattanasak is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Phattanasak | Thailand |
Bunmi, Deerod, Takaew, Sangjun, Singsai, Butsaen, Nualming, Eramsawang, Ampanrat, Chonchom, Pansomboon, Phetkachonwong, Sirisuwan, Phikunkhao, Theangsuntitam, and Tunyaphataraphong