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, alongside the Nan River, is one of the two major tributaries of the Chao Phraya River.  It begins its journey at Doi Thuai in the Daen Lao Range, located within Chiang Dao district of Chiang Mai province.