Surname Amonsak (Amonsak 
) , in the entire world, is a very rare family name. The family name Amonsak is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Much more prevalently, Amonsak is the forename as well as the last name.
Jamu, Boonudom, Kaewphueak, Komonnak, Pethneam, Thepmany, Thongnak, Saengchai, Singsomboon, Chanthong, Chayapiwat, Chotakkee, Chottakkee, Kochchasit, Kraikitlad, Phakdeenuan, Thommasamison, Wisetsarakool, Sawangkhot, Srikrairot, Audomphonniran, Rungruangsri, Chorjaroenchai, Chamkaew, Chansong, Chanaseuk, Madlee, Saisin, Saekho, Srisuk, Chamai, Rodpai, Mongkol, Saetang, Sawusdee, Sinhlue, Juntarakomat, Sonkham, Phonhan, Jitchak, Wasthong, Waewsak, Yenying, Singsoomboon, Sukrakan, Sukkasam, Sugragan, Sriwilai, Pethnem, and Nithiphongkangwan