|President of the International Court of Justice|
|Preceded by||Taslim Elias|
|Succeeded by||José Ruda|
|Chief Election Commissioner of India|
1 October 1972 – 6 February 1973
|Preceded by||SP Sen Verma|
|Succeeded by||T. Swaminathan,|
|Born||18 March 1914|
|Died||11 December 1988 (aged 74)|
The Hague, Netherlands
|Relatives||Laxman Singh, [virbhadhra singh] (brother)|
|Alma mater||Mayo College|
St. John's College, Cambridge
Maharaj Sri Nagendra Singh (18 March 1914 – 11 December 1988) was an Indian lawyer and administrator who served as President of the International Court of Justice from 1985 to 1988. He was one of the four judges from India to have been Judges of the International Court of Justice in The Hague, the others being B. N. Rau (1952–1953), R. S. Pathak (1989–1991) the 18th Chief Justice of India, and Dalveer Bhandari (2012–), former Justice of the Supreme Court of India.
Singh was born in Dungarpur State of India as the third son of Bijaya Singh and Devendra Kunwar Sahiba. He was educated at Mayo College, Ajmer. He hails from a royal Rajput family. Before joining the Civil Service he was educated at St John's College, Cambridge.
He joined the Indian Civil Service and served as Regional Commissioner for the Eastern States, a member of the Constituent Assembly of India, joint secretary for India's Defense Ministry, Director-General of Transport, and special secretary in the Ministry of Information and Broadcasting.
Between 1966 and 1972 Singh was secretary to the President of India, then from 1 October 1972 to 6 February 1973 he was Chief Election Commissioner of India. In 1966, 1969, and 1975, he was appointed as a representative of India in the United Nations Assembly and served on the United Nations International Law Commission on a part-time basis from 1967 to 1972. He was also elected as secretary of the International Bar Association. In 1973, he moved to The Hague to become a judge of the International Court of Justice and was its president between February 1985 and February 1988, when he retired. He continued to live at the Hague and died there in December 1988.
- "Nagendra Singh, Judge At the World Court, 74". The New York Times, 13 December 1988.
- "Former CJI Pathak dead". The Indian Express. 19 November 2007. Retrieved 3 March 2013.
- u.whatiledjeffte.pro https://u.whatiledjeffte.pro/1082.html. Retrieved 6 September 2020. Missing or empty
- "Dr Manmohan Singh Scholarships". St John's College, University of Cambridge. Retrieved 13 January 2019.
- "ICJ Communiqué" (PDF). International Court of Justice. 13 December 1988.
- List of former CEC of India Archived 2008-11-21 at the Wayback Machine Election Commission of India Official website.