Purandar Singha was the last king of the Ahom kingdom in Assam. He was installed as king twice. The first time, he was installed by Ruchinath Burhagohain in 1818 CE, after the latter deposed Chandraka
Cigarette card of the 19th century showing the flag of Assam with a soaring bird and rhinoceros, possibly the official flag during the second reign of Purandar Singha, 1833–38