Cognomen Pengchan (Pengchan 
) , in the entire world, is a rare surname. The last name Pengchan is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname. Much less frequently, Pengchan is the forename as well as the last name.
Suda, Poramin, Pichaya, Phankkhaporn, Ladawan, Wanatta, Woralak, Yuwadee, Monthira, Saowaros, Sirinart, Suntisuk, Supaporn, Apiradee, Chatchai, Kanyarat, Kamontip, Pathitta, Pornchai, Pornnipa, Pimpicha, Piyapong, Pramuan, Athikan, Sompong, Sukrita, Anon, Laor, Emon, Yada, Supit, Sumit, Sujin, Alisa, Arkom, Chuen, Jarussri, Pawat, Mameaw, Sompus, Juruusri, Vichit, Wasana, Winich, Maitree, Montana, Surakit, Sukanya, Janya, and Jutharut