Cognomen Somphat (สมภาส 
, สมพัฒน์ , Somphat 
) , all around the world, is a very rare surname. The last name Somphat is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Predominantly, Somphat is the forename as well as the last name.
Mapa, Thamkhan, Satanavat, Sitthisak, Sonphakdi, Chuaikoed, Jitprasert, Sanavongsay, Prasongkiat, Gunrajavinai, Rattanakun, Thammakhan, Nuntanapiboon, Saenthongkha, Suksathaworaphan, Phanomphone, Phongsavath, Wongchaliao, Saenthongkham, Janthapoon, Vongsamphanh, Kiewchaum, Boonboot, Bouwichain, Bunnam, Keoasa, Phamit, Faijit, Faidam, Sukanan, Sotsiao, Khakhong, Chuyong, Kaewsuk, Phaisan, Phosiya, Fleming, Sirijitvirai, Suksamai, Syravanh, Chamchoy, Bamrung, and Phongthongmueang