Cognomen Sutthakul (Sutthakul 
) , around the world, is a very rare last name. The surname Sutthakul is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname.
Nicha, Buapun, Nikorn, Anuchit, Khomkit, Kraisorn, Danaipan, Teerayut, Sangaroon, Kodchanaphong, Patchaporn, Patchareeya, and Patcharaporn