Last name Khanngoen (Khanngoen 
) , in the world, is a rare cognomen. The surname Khanngoen is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname, and Malaysia. Much less frequently, Khanngoen is the forename as well as the last name.
Mr, Amornrat, Baworanan, Panisara, Pangpaka, Papitcha, Prasanee, Janthima, Thanawat, Thanamat, Nuttawut, Suphachai, Aunchalee, Chongchit, Punyaporn, Jittraporn, Thatsanai, Nattaphat, Channarong, Chaturawit, Rapheephan, Chitsanupan, Songkran, Thepprathan, Suwaphit, Supitrada, Ms, Miss, Nual, Sumit, Nikon, Nulek, Salita, Sunisa, Sompan, Aranya, Phayom, Rujiorn, Namfon, Uearthorn, Chittra, Rujinan, Denchai, Jongrak, Monthian, Supakrit, Suphinda, Suthanya, and Thitiworada