Thipchang or ceremonial name Phraya Thipphachak (พระยาทิพย์จักร) was sovereign of Lampang during a period of sovereignty not subject to Burmese, Ayuthian or Lannanese rule. He is regarded as the progenitor of the Dibayachakkradhiwongse dynasty, the forefathers of the bloodline of the Lords of Chet Ton. He was married to Lord Mother Pimpa Mahathewi (แม่เจ้าปิมปามหาเทวี) of Ban Pa Nat Dam (บ้านป่าหนาดดำ), Ban Ueam (บ้านเอื้อม), and ruled from 1732 to 1759.