Rana Udaybhanu Singh

Udaybhanu Singh GCIE KCSI KCVO (12 February 1893 – 22 October 1954) was the Jat ruler of Dholpur state from 1911–1949, after which the State acceded to Union of India. He was from the Bamraulia gotra of Jats. Udaybhanu succeeded his brother Rana Ram Singh, who died without issue in 1911. Udaybhanu received full ruling rights on 9 October 1913.

He was educated at Mayo College, Ajmer and later joined the Imperial Cadet Corps at Dehradun.

He was the last ruler of Dholpur, and served as a delegate to the Round Table Conference in 1931. After India's independence in 1947, Maharaj Rana Udaybhanu Singh acceded Dholpur unto the Union of India on 7 April 1949. Dholpur was merged with three neighbouring states to form the Matsya union within the union of India, of which he was made Rajpramukh, but the union was later merged with several other such unions to form the present-day state of Rajasthan.

Singh died on 22 October 1954 after a 43-year reign, aged 61. He was succeeded by his grandson, Rana Hemant Singh, who was the titular Maharaja of Dholpur 1954–1971, after which the royal titles and privy purses were abolished in the Republic of India.

In April 1911, Singh married Malvender Kaur (15 January 1893 – 12 December 1981), daughter of Shamsher Singh, the Sardar or Chieftain of Badrukhan in the state of Jind. The couple had an only daughter:

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