Surname Janyarak (Janyarak 
) , in the world, is a very rare last name. The last name Janyarak is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Predominantly, Janyarak is the forename as well as the last name.
Udno, Ponakom, Punnuch, Rakmuang, Romruen, Jamkatok, Jaikang, Sottisauwarop, Chaiwong, Laddakul, Chaichana, Kaewmoonumang, Rittidech, Lertritdecha, Thanakumdee, Tongsomporn, Siripinyamas, Chaiyakote, Choobuakhaw, Prasatkaew, Phakdiwatsakun, Rujirayanyong, Pongsai, Klinhom, Bhumlee, Aowsakorn, Sopha, Chaem, Raksa, Nilek, Morris, Butdee, Kawila, Pimpan, Pimpun, Punnoo, Phoonrattanabandit, Leamwong, Tonsri, Nilaek, Mongran, Samadtha, Satidkit, Suvapan, Sethipa, Somkhot, Soonhong, Sriwachrakarn, Tonagsomporn, and Thongkhundam