The Ping River (, , ), along with the Nan River, is one of the two main tributaries of the Chao Phraya River. It originates at Doi Thuai in the Daen Lao Range, in Chiang Dao district, Chiang Mai province.
The Ping River and the Nan River are significant tributaries of the Chao Phraya River, originating from Doi Thuai in the Daen Lao Range, Chiang Mai province.