Thanjavur Upendran was born on 6th November 1934, in a family of musicians and freedom fighters. He had his training from Thanjavur Mahalingam Pillai, Raghava Rao and Rajam Iyer. He also had the proud privilege of having the Maestro Palghat.Mani Iyer as his guru.
Upendran had his debut performance at the age of ten, and this was for the vocal concert of the veteran Chembai Vaidyanatha Bhagavathar. Crossing several hindrances, he came to the limelight, because of his honesty, hardwork, straight-forwardness and devotion.
Sri Upendran was associated with several organizations such as Muthamizh Peravai, Arutpa Isai Vizha, Vadalur, Thyagaraja Utsava Committee, Thiruvaiyaru, Naalu Kaal Mandapam Anchaneyar Utsavam, Thanjavur, etc. He was a staunch devotee of Pujyasri Haridoss Giri Swamigal and accompanied him in his bhajans.
He got many titles and awards such as Kalaimamani. He had a number of disciples, who learnt from him under Gurukula Vasam. He encouraged several young and talented artistes by accompanying them and arranging concerts for them in different places.
(excerpted from Carnatica site: http://www.carnatica.net/nvr/upendran-jul2005.htm )