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Cognomen Phirasak (พีระศักดิ์ , พีรศักดิ์
, Phirasak
) , in the entire world, is an extremely rare last name. The surname Phirasak is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname. Much more frequently, Phirasak is the forename as well as the last name.
Yulue, Techaphiphitmongkhon, Phibunwattanawong, Chanthawee, Nuanphumrak, Thaenkham, Duangkaew, Sisompong, Supattanagul, Punnaret, Pitumatawarodom, Prommool, Chumwong, Suphasorn, Longyan, Siriket, Porian, Phromnin, and Banchongdat