Rhacophorus kio is a species of frog in the family Rhacophoridae. First described from Laos, the species is also known from southern China (Yunnan and Guangxi), northern Thailand, eastern India, Vietnam, and Cambodia. It is an arboreal species that has been recorded from primary and secondary evergreen rainforests with a closed canopy, generally at low elevations. This R. kio frog was photographed in Kui Buri National Park, Thailand.Photograph credit: Rushenb