Prakash Singh Badal was born on December 8, 1927 in Abul Khurana, near Malout to Raghuraj Singh and Sundri Kaur. He hails from a Jat family of the Dhillon clan.
He graduated from the Forman Christian College in Lahore (now in Pakistan).
In 1959, he married Surinder Kaur. The couple was blessed with two children, Sukhbir Singh Badal and Parneet Kaur. In 2011, Surinder Kaur passed away after prolonged illness. She suffered from cancer.
Sukhbir is currently the President of Shiromani Akali Dal (SAD). He is married to Harsimrat Kaur Badal, who is also a politician and presently Member of Parliament of India from Bathinda.