Cognomen Changngoen (Changngoen 
) , in the entire world, is a very rare surname. The surname Changngoen is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname.
Decha, Onnapa, Jinjutha, Sungkhom, Sutthida, Thamonrat, Traiphat, Wanneeporn, Pranpriya, Rungruedi, Thanathon, Wiraiporn, Saengduean, and Ratchadaporn