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Last name Somdej (สมเดช , สมเด็จ , Somdej ) , in the entire world, is a rare surname. The last name Somdej is characteristic of South-eastern Asia, particularly Thailand, where it is quite a rare surname. More prevalently, Somdej is the forename as well as the last name.
Cheng, Kreumkhangphloo, Kreumkhangphool, Kleebbua, Dejwongya, Tansombat, Suwanarak, Kovitanupong, Khunduang, Kitbumroong, Tossaporn, Boonsangiam, Kruemkhangphloo, Kruemkhangphool, Damrongsiri, Thiankaroj, Ngamkamolrat, Rungsiriyuenyong, Jittiwatanapong, Techarungroj, Photchanachan, Opanuraksatham, Buriwong, Saothong, Sansanoh, Wongves, Jaiya, Yotha, Maiyos, Saisud, Srisai, Chusri, Kwanon, Jantan, Tamwong, Immark, Siriratsameewongsa, Morasil, Khunjan, Kreumkhangploo, Klibbua, Kwan On, Pinsoon, Phundej, Laokawee, Julrach, Termboon, Nilwong, Kokulkiat, and Rungruangwuddikrai