He learnt music under Pandit Chaganlal Sharma for two years in Ganganagar, and later devoted six years to learning Khayal, Thumri and Dhrupad forms of Indian Classical Music from Ustad Jamaal Khan of the Sainia Gharana school. Jagjit Singh's association with music goes back to his childhood. He also achieved a post-graduate degree in history from Kurukshetra University, Haryana.
He then studied science after matriculation at Government College,Ganganagar and went onto DAV College, Jalandhar in to graduate in arts. Singh went to Khalsa High School in Ganganagar. Although his late father wanted him to join the Indian Administrative Service, he was later reported to be happy with his son's achievements in the world of music. His siblings include four sisters and two brothers and he is known as Jeet by his family. His father Sardar Amar Singh Dhiman, employed by the Government of India, was a native of the village of Dalla in what is now Ropar district in Punjab and his mother Bachchan Kaur came from a deeply religious Sikh family from Ottallan village near Samrala. Jagjit Singh (or Jagjeet Singh) was born in Ganganagar, then in Rajputana in British India. He sings in the Urdu, Punjabi, Hindi and Gujarati language. Jagjit Singh (born February 8, 1941) is a famous ghazal singer from Rajasthan, India.