Cognomen Ingfah (Ingfah 
) , around the world, is an extremely rare last name. The surname Ingfah is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname. Predominantly, Ingfah is the forename as well as the last name.
Kedkhum, Jiwattanachowlitkul, Maneethong, Kempanyakun, Suthaphan, Wisetmee, Intrakao, Ngarmwongwan, Ngamwiwatthram, Niyomkul, Leangraksa, Phosaard, Kamavichanurat, Chirarat, Chabtalay, Sornnarin, Limwong, Tongchit, and Damrongchaitham