Last name Chansaeng (จันทร์แสง 
, จันแสง , Chansaeng 
) , worldwide, is quite a rare surname. The family name Chansaeng is characteristic of South-eastern Asia, particularly Thailand, where it is quite a rare surname. Much less frequently, Chansaeng is the forename as well as the last name.
Chak, Sujittra, Chimplee, Chisnucha, Chisnuccha, Bunyarit, Phakatip, Phensiri, Tanagrit, Tamolwan, Naruemon, Saengchan, Sudthisak, Chanyaporn, Chatuporn, Pratthana, Raksaphol, Thongchai, Chatchanok, Chakkaphan, Khemmaphol, Duangtawan, Saowarod, Yaowana, Nilubon, Tanwisit, Phet, Urai, Panit, Laong, Napas, Niruj, Ukrit, Sakhon, Sunisa, Soraya, Napatchaya, Amporn, Rachan, Thanet, Theera, Wichai, Samruay, Saichol, Supanat, Aritach, Tanapat, Tanawan, Apicha, and Khachonphonkrit