Surname Kaensarn (Kaensarn 
) , throughout the world, is a rare cognomen. The cognomen Kaensarn is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname.
Peera, Laphatrada, Phatchamon, Prapassorn, Krittikarn, Kasamaporn, Kasamaphorn, Kasamaphon, Natchapon, Ronnachai, Phakhamart, Phakamart, Khasamapron, Benchawan, Phramaha Vichet, Chayanuch, Thepthai, Jiraporn, Janejira, Ratmanee, Pakamart, Kanittha, Chutinan, Suwannee, Nopporn, Pairoat, Somporn, Sudarat, Adirek, Srisamorn, and Ratchaneekorn