Kedarnath Bhattacharjee (born 23 September 1957), better known as Kumar Sanu, is an Indian singer. He is noted for his contributions as a playback singer in the Bollywood and is considered one of the leading playback singers in the Indian Film Industry. He was awarded the Filmfare Best Male Playback Singer Award for five consecutive years. In 2009, the Government of India awarded him Padma Shri to honour his achievements.
Kumar Sanu was born in a Bengali Hindu Kulin Brahmin family. Sanu's father, Pashupati Bhattacharya, was a vocalist and composer. He trained Sanu as a singer and tabla player. After getting a degree in commerce from Calcutta University, Sanu began performing in 1979, singing at shows and restaurants around Calcutta. He tried to model his singing style after Bollywood singer Kishore Kumar. Later, he developed his own singing style.
Sanu started his play back career with a Bangladeshi movie Tin Kanya directed by Shibli Sadiq in 1986.
In 1987, music director and singer Jagjit Singh offered Sanu the chance to sing in the Hindi film Aandhiyan. Sanu then relocated to Mumbai, where Kalyanji-Anandji gave him chance to sing in the film Jaadugar. Kalyanji-Anandji suggested that he change his name from Kedar Nath Bhattacharya.
Sanu went on to work with composers including Naushad, Ravindra Jain, Hridayanath Mangeshkar, Pt.R K Razdan, Kalyanji Anandji, and Usha Khanna.
For the 1990 film Aashiqui, music directors Nadeem-Shravan got Sanu to sing all but one of the songs. He won the first of his record five consecutive Filmfare Awards as Best Male Playback Singer. His next Filmfare Awards came for songs in the movies Saajan (1991), Deewana (1992), Baazigar (1993), and 1942: A Love Story (1994).
Sanu often collaborated with Nadeem-Shravan. Some of their big success included songs from movies like Aashiqui (1990), Dil Hai Ke Manta Nahin (1991), Sadak (1991), Saajan (1991), Deewana (1992), Dil Ka Kya Kasoor (1992), Kal Ki Awaz (1992), Salami (1993), Damini – Lightning (1993), Dilwale (1994), Agni Sakshi (1996), Raja Hindustani (1996), Jeet (1996), Pardes (1997), Sirf Tum (1999), Kasoor (2001), Dil Ka Rishta (2003), Andaaz (2003), among others.
Sanu started his work with Jatin Lalit from the 1992 film Khiladi, from then on he provided his voices for hit movies like Raju Ban Gaya Gentleman (1992), Kabhi Haan Kabhi Naa (1993) Dilwale Dulhania Le Jayenge (1995), Khamoshi (1996), Yes Boss (1997), Jab Pyaar Kisise Hota Hai (1998), Kuch Kuch Hota Hai (1998), Pyaar To Hona Hi Tha (1998), Ghulam (1998), Dil Kya Kare (1999).
Sanu has sung songs of various genres with Anu Malik. In fact, it was Anu Malik who made Sanu sing his first 'western-type' song, Yeh Kaale Kaale Aankhe from the film Baazigar (1993). Some other achievements of the combo are Phir Teri Kahani Yaad Aayee (1993), Sir (1993), Imtihaan (1994), Vijaypath (1994), Main Khiladi Tu Anari (1994), Naaraaz (1994), Naajayaz (1995), Diljale (1996), Virasat (1997), Judwaa (1997), Tamanna (1997), Duplicate (1998), Ishq Vishq (2003), No Entry (2005) and many more.
In a career spanning three decades he has sung with other composers including R.D. Burman, Bappi Lahiri, Anand-Milind, Himesh Reshammiya, Ismail Darbar, Kalyanji Anandji, Laxmikant-Pyarelal, Rajesh Roshan, Sajid-Wajid, Viju Shah, Uttam Singh, Raam Laxman, Dilip Sen-Sameer Sen, Anand Raj Anand, Aadesh Shrivastava, Vishal–Shekhar, M. M. Keeravani, Vishal Bharadwaj, Nusrat Fateh Ali Khan, Hridaynath Mangeshkar and also A. R. Rahman.
Kumar Sanu has composed music for various Indian films. Other than singing, and composing music for films, he has also shown interest in producing films. In 2006, he produced his first Hindi film, Utthaan. Currently, he is working with a fellow producer, Rakesh Bhhatia on a new project named Yeh Sunday Kyun Aata Hai. The film is based on the lives of four children who live in the streets of Mumbai and polish shoes at a railway station in order to earn their livelihoods. The film will feature Mithun Chakraborty in a leading role. Recently, Kumar Sanu sang for a Bengali film Hason Raja, which was directed by a UK-based filmmaker Ruhul Amin.
Sanu was in the panel of judges on Sony TV for Waar Parriwar, a reality show based on the bringing together of a singing gharana (family of singers) and on Zee Bangla TV in a music reality show called Sa Re Ga Ma Pa - Vishwa Sera.
In 2012, he judged Zee Bangla musical reality show Sa Re Ga Ma Pa - Gane Gane Tomar Mone.
In 2013,he is currently judging Zee Bangla musical reality show Sa Re Ga Ma Pa- Lil Champs.
He joined Bharatiya Janata Party in 2004 in a ceremony headed by then Party President Venkiah Naidu.
2009: Padma Shri: India's 4th highest civilian honour given by Government of India.
Sourse : Wikipedia