Surname Yuenyao (Yuenyao 
) , across the world, is a rare family name. The surname Yuenyao is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname.
Anan, Kantika, Kanidtha, Khanson, Paritai, Paveena, Prayoon, Piyanut, Varunee, Wiphada, Yongyut, Saruntorn, Saithong, Siriporn, Siamphon, Supaporn, Suttekan, Suwaphat, Ariszara, Chatchai, Chutipon, Boonlaun, Boon Ma, Aphisit, Aphinya, Arunwan, Araya, Arisa, Komol, Kowit, Rapin, Jadet, Nipat, Sunisa, Chalad, Boonma, Kantapon, Pasana, Nodsapon, Hyithin, Wichit, Wipada, Saravut, Saharat, Siriket, Siranee, Supasri, Sumrong, Pranee, and Kavisara