Chao Chantharath (Lao: ເຈົ້າຈັນທະຣາດ; 1799–23 August 1870) also known as Chandakumara, Chantharad or Tiantha-koumane, was king of Luang Phrabang under Siamese rule from 1852 to 1868.

During his reign, the kingdom confronted by serious local, regional, and international threats.

He freed Principality of Xiangkhouang (Muang Phuan) from Vietnamese and Haw rebels.

In 1828, the Siamese king Mongkut returned the Phra Bang Buddha to Luang Phrabang.

This biography of a member of a Laotian royal house is a stub.