Family name Promsakul (Promsakul 
) , throughout the world, is a rare cognomen. The cognomen Promsakul is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname.
Satian, Nanthya, Metaveep, Sirichai, Sreesireepat, Ancharee, Chamamas, Chitrtep, Chutikan, Ploypansa, Jutamart, Nanthiya, Nawaporn, Nipaporn, Yardnamkang, Chaowanit, Thepyuda, Weerachai, Jiravan, Pongpat, Kasama, Pimlak, Piwara, Ruedee, Jittep, Thanom, Wichai, Mantana, Matavee, Metavee, Satianp, Sompong, Srungsuda, Charoen, Kanjana, Jutarat, and Pathomphorn