Mian Muhammad Nawaz Sharif was born into a wealth steel industrialist family on 25 December 1949. His father, Muhammad Sharif, was an upper middle-class businessman and industrialist who had migrated from Amritsar district to Pakistan during the 1947 Indian partition. His family is of Kashmiri-Punjabi origin. His father followed the teachings of Islam. His family owns Ittefaq Group, a multimillion dollar steel conglomerate. His brother Shahbaz Sharif is the incumbent Chief Minister of Punjab province while his nephew Hamza Shahbaz Sharif is a member of the National Assembly.
He went to Saint Anthony High School. He graduated from the Government College University, Lahore with an art and business degree and then received a law degree from the University of Punjab. He is married to Kalsoom Nawaz Sharif.