Family name Arunlak (Arunlak 
) , in all the world, is a very rare last name. The last name Arunlak is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Much more frequently, Arunlak is the forename as well as the last name.
Ataja, Arunothai, Chakmanee, Boonpokkrong, Ritthidet, Nuangtanakom, Athiwaratkun, Panachaisriohlar, Tanakasamsin, Tabthimthong, Chinnawanitkul, Leelaprasart, Jaroenruangkit, Thanasawasde, Chaiviriyakhun, Tangcharoenvech, Srisamran, Tangcharoenvej, Tanomsin, Ritthaidet, Naras, Saenlu, Lekpet, Saetang, Collins, Khowchan, Teptipamporn, Visyatas, Yaowabut, Unarnon, Saiyawan, Senathip, Chueysamrong, Boonying, Kumphong, Jirapong, and Phongrattanaphaisan