Major-General Shriman Rajrajeshwar Maharajadhiraj Shri Dr. Karan Singh Indar Mahindar Bahadur, Sipar-i-Sultanat (1931-) is an Indian politician, author, diplomat and present titular Maharaja of Jammu and Kashmir. He was born as the "Yuvraj" (Crown Prince), i.e., heir-apparent to the then ruler of the state of Jammu and Kashmir Maharaja Hari Singh, in the royal family of Jammu and Kashmir. He received the Padma Vibhushan in 2005.
He was educated at Doon School, Dehra Dun, and received a B.A. from Sri Pratap Singh (S. P.) College, Srinagar, Jammu and Kashmir University, and an M.A. in Political Science from Delhi University. He went on to receive a Ph.D. from Delhi University.
In 1949, at age of eighteen, he was appointed as the regent of Jammu and Kashmir state after his father stepped down as the king, following the state's accession to India. He served successively as regent, Sadr-i-Riyasat and governor of the state of Jammu and Kashmir from 1965-1967. He was then, successively, Union Minister for Tourism and Civil Aviation from 1967-1973, Minister of Health and Family Planning from 1973-1977 and Minister of Education and Culture in 1979-1980. In 1990-1991, he served as Indian Ambassador to the US.
From 1967-1980, and in 1990, Karan Singh served as an MP in the Lok Sabha; since 1996, he has been an MP in the Rajya Sabha. He served as Chancellor of Banaras Hindu University, Jammu and Kashmir University, and Jawaharlal Nehru University. He is an active member of several boards, organizations, and foundations, including the Author's Guild of India, the ICCR, the Auroville Foundation, the Indian Board of Wildlife, and several others.