Surname Jannoi (Jannoi 
) , in the world, is a rare family name. The surname Jannoi is characteristic of Thailand, where it is a rare surname, and South Korea.
Sken, Vipavee, Vedchayan, Wipawan, Monchaya, Supakorn, Boonpeng, Kanokpawn, Kittimon, Prungsin, Porntiwa, Thongtan, Niponsil, Supitsara, Acharawan, Kanokporn, Kanyaluck, Kornrawee, Patcharin, Pornpimol, Jeeraporn, Nattapong, Varayut, Nongnut, Jiranya, Jirawan, Papis, Lawan, Napon, Sarita, Anuwat, Pranom, Prapis, Ramida, Wirach, Malinee, Nupattharanee, Sukanya, Apichai, Choosak, Pareploy, Pakawat, Peempot, Pimnara, Rinrada, Donlaya, Jenjira, Jeraporn, Sutawan, and Wuthipong