Last name Kasemsak (Kasemsak 
) , in all the world, is a very rare family name. The cognomen Kasemsak is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Predominantly, Kasemsak is the forename as well as the last name.
Dalai, Rengkosum, Limpanuwat, Jaikasem, Wisrutapa, Wongphen, Yimlamai, Sritharadol, Sriworrawong, Chachantuek, Busarakun, Bunkhongchu, Korapinsuwan, Klinkesorn, Pangthaisong, Phetchuai, Phromtheb, Singtakaew, Thongthung, Musickaratthamrong, Phayungphotmongkhon, Chaovanapanich, Pompeang, Prabpram, Perakanya, Klamkomol, Tamee, Deelai, Lioerungruang, Jandee, Jairak, Namwng, Mudchanatongsuk, Saetang, Chumsri, Khongla, Thongprasert, Panyato, Phoosri, Lieorungruang, Tangkam, Namwong, Ounhanan, Sengsoon, Sriruksa, Chatujinda, Choudsalung, Keharome, Phimpha, and Soonthornphan