Family name Natwasa (Natwasa 
) , all over the world, is an extremely rare cognomen. Much more prevalently, Natwasa is the forename as well as the last name.
Pachu, Limthanyalak, Petchsoongsakul, Trisiricharoen, Grassmann, Sunchitto, Suriyadaj, Nakalukshana, Thipyotin, Reangnak, Phetsuwan, Pateepamornrat, Klomkaew, Kulhirunwong, Chatridam, Singhapanich, Arunrerk, Suwansak, Sunthorn, Saneenun, Moungmai, Pintawong, Parndam, Klomsoi, Sanpirom, Wapeeyo, Jitman, Jansuk, Darach, Papang, Tamoi, Archariya, and Sirithanakij