Family name Pilailuk (Pilailuk 
) , around the world, is an extremely rare last name. The cognomen Pilailuk is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname. Predominantly, Pilailuk is the forename as well as the last name.
Niwet, Thongtan, Nontawat, Wongtasi, Surattana, Chinsupakul, Chuanklin, Kuchaiyaphum, Lappanichpoonpon, Nakpinpart, Wonglamdab, Sawangsang, Suriyakhun, Phunphianchat, Vongsiriyanon, Bunyarittikit, Tamwongwan, Karawattanaworakul, Kitmunkongying, Chotsuwan, Banmai, Pukram, Plalas, Tinwan, Santima, Areenukul, Krairat, Ploymee, Jaitong, Jeenhnoo, Tupsang, Nookaew, Hanrundon, Wichean, Chiamtua, Buchardt, and Thongprapai