Cognomen Usawadee (Usawadee 
) , globally, is an extremely rare family name. The family name Usawadee is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname. Predominantly, Usawadee is the forename as well as the last name.
Kodtwong, Boonhoon, Khaisuwan, Prodmethee, Phakularbdang, Giatanankul, Jumpaluang, Jitpanich, Triklang, Nammeerit, Yangyuen, Musigawan, Promdeerch, Poopakdee, Pinyosamosorn, Phookhambai, Riththichaisamran, Ruangkunarom, Ngamtaweerat, Charoenpoj, Benjamanee, Premsamanon, Chanasut, Supantawee, Sikkares, Noonroad, Nuyum, Sritoi, Baoainchun, Kambua, Pairam, Rakmak, Renton, Rigney, Detsri, Jaidee, Jantarungsri, Tansri, Nambun, Meesatean, Sikares, Siwanon, Sukbang, Sutapuk, Banthoeng, Kingboo, Prommas, Nahuaithong, Treeaot, and Taveesangsakulthai