Cognomen Kuanun (Kuanun 
) , in the entire world, is a rare last name. The cognomen Kuanun is habitual in Thailand, where it is a rare surname, and Nigeria, where it is an extremely rare surname. Much less frequently, Kuanun is the forename as well as the last name.
Monai, Pongphan, Dharadeb, Laddawan, Jongkrit, Tassanee, Thitiwan, Thitirat, Panwadee, Tunyakorn, Wilaiwan, Khatunyoo, Patchamon, Thanantorn, Thaweedach, Natchanon, Nuttapong, Nareerat, Kritsada, Kittisak, Kantapon, Sriya, Dacha, Orasa, Wichai, Sarawut, Suchada, Somporn, Sorawit, Amonrat, Piyaluk, Dararat, Jaruwan, Waranya, Maneerat, Amornrat, Adcharee, Apichaya, Nutthakorn, and Atcharawadee