Cognomen Inyong (Inyong 
) , across the world, is a rare family name. The surname Inyong is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname, Philippines, and Indonesia. More frequently, Inyong is the forename as well as the last name.
Jo, Kwon, Park, Jang, Jung, Thea, Henk, Fals, Omas, Okon, Kang, Yang, Chang, Chong, Chung, Punya, Glory, Jeong, Nyong, Hwang, Lanang, Munau, Ortega, Baik, Chen, Im, Yu, Um, Adi, Aju, Cho, Bae, Kim, Lee, Choi, Lim, Oke, Yoo, Yea, Moon, Shin, Shim, Sung, Song, Chae, Ong, and Sanjaya