Maharaja Sir Harendra Kishore Singh was the last ruler of Bettiah Raj.
He was born in 1854 and succeeded his father, Maharaja Rajendra Kishore Singh Bahadur in 1883 .
[1] In 1884 received the title of Maharaja Bahadur as a personal distinction and a Khilat and a sanad from the hands of the Lieutenant Governor of Bengal, Augustus Rivers Thompson.
He was created a Knight Commander of the Most Eminent Order of the Indian Empire on 1 March 1889.
[2] He was appointed a member of the Legislative Council of Bengal in January 1891.