Last name Jumlong (Jumlong 
) , in all the world, is a very rare cognomen. The cognomen Jumlong is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname. More prevalently, Jumlong is the forename as well as the last name.
Supap, Masadorn, Songkaew, Anuntaumporn, Boontang, Khunsong, Kummanee, Pramongwattana, Promsila, Dejsritrakarn, Laithaisong, Taengauksorn, Sawanakunanon, Chotiraso, Boonyoung, Kaewmanee, Phosaengda, Udomvorarut, Samrejphol, Chanamanee, Kaewpittayanon, Jeerawongpanit, Junruang, Junlearn, Daviloa, Rungroj, Hasup, Saelim, Simukda, Suktam, Khamsa, Kunjai, Padchu, Peakwan, Janfak, Tuanyi, Vongprasert, Nugforn, Malaket, Suksroy, Sompong, Kangkun, Kaewkad, Kuikerd, Kwaewkosaba, Phlemsaguan, Punthaw, Puankum, Intree, and Charoensutthikul