Surname Watthikorn (Watthikorn 
) , all around the world, is an extremely rare cognomen. Much more frequently, Watthikorn is the forename as well as the last name.
Dao, Ruengpratum, Chummingkhwun, Cheenchanya, Cheenchangya, Sriboonpuon, Sanguanpak, Lerthanakun, Lamaisakul, Phuntarak, Saengarun, Wongpakin, Noiphang, Thepsena, Thamanon, Plookphol, Korawatthanon, Kaeochuen, Kanyasai, Sombatto, Inpanich, Chusilthong, Husita, Kiewfan, Jalu, Wee, Ratchawadee, and Pipattanadecha