Cognomen Assanai (อัศนัย 
, Assanai 
) , all over the world, is an extremely rare surname. The family name Assanai is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname. Predominantly, Assanai is the forename as well as the last name.
Aud, Boonnete, Kawichai, Pongphon, Phajuang, Phothong, Jaiwongya, Jiraphaophan, Tanglakdee, Thepchum, Chumkumpanao, Narinrat, Maungchompoo, Singkarach, Aroonroong, Chaipluem, Chumchuen, Reedboonloe, Waiyanont, Wongwichlan, Hongthanikkun, Yungyuen, Sungchoo, Youpramote, Wongkam, Syta, Supha, Meesee, Mutcha, Saetia, Kubsiw, Lekkul, Nakgul, Ongart, Ongviwat, Manurat, Moolnoi, Chantra, Kumjeen, Klomjit, Klomjid, Piankot, Ruayram, Tanheng, Thongin, Nacarat, Washirasuntonpoj, and Wongwichian