Cognomen Apiwat (อภิวัฒน์ 
, Apiwat 
) , all around the world, is a rare last name. The surname Apiwat is habitual in Thailand, where it is a rare surname, and the United States, where it is an extremely rare surname. Much more frequently, Apiwat is the forename as well as the last name.
Supa, Jittatawar, Ngamsilp, Udomritkul, Satsananan, Siriamnat, Kammasitt, Kaewmookda, Klabjarern, Petprapan, Pornpairuch, Phatchuay, Phodchanat, Hantanapong, Srisirisittikul, Na Lamphun, Hachavanich, Amnuaywattanakul, Prachoomrat, Rojanasingsawad, Intraracharoen, Pattanakijdamrong, Pukongchai, Phothong, Preedayant, Krommuang, Sansri, Somsri, Anuwan, Buapon, Manajit, Maknuan, Sanimthong, Samathi, Sappaso, Sukkwan, Intaracharoen, Soonrach, Keankab, Khampavira, Kruaekeaw, Puthong, Rakkaew, Detnikron, Jinadit, Thanusa, Tunnunta, Srichuay, Chaiwan, and Jirawattanaphol