Cognomen Sangnil (Sangnil 
) , across the world, is a rare surname. The family name Sangnil is habitual in Thailand, where it is a rare surname, Australia, where it is a very rare surname, and the United States, where it is an extremely rare surname. Measured by absolute frequency, this name is the most popular in Thailand, China, and the United States. Much less frequently, Sangnil is the forename as well as the last name.
Jun, Polasit, Pimboon, Punnada, Punchet, Ployrat, Natrada, Nirapat, Onprapa, Wanwisa, Wattana, Wittaya, Sattawat, Saowarot, Arpaporn, Chaloamar, Chucheep, Bunyanut, Paenchai, Thipawan, Naruebes, Nattanee, Patinya, Kallaya, Kanitha, Sukanya, Mali, Mfin, Sing, Suan, Alan, Irin, Mukda, Sunai, Amnat, Buppa, Napaporn, Ladda, Nisit, Wisad, Singha, Suriya, Rayong, Jaruay, Nirapa, Nitcha, Marline, Sadudee, Juree, and Vanchana