Rajadhiraj Sri Malvinder Singh Of Patiala was son of H.H Maharaja Yadvendra Singh Of Patiala and Maharani Mohinder Kaur Sahiba, He was born in 20thJune 1944 at Moti Bagh Palace in Patiala State.
He was done education from Lawrence School, Sanawar, and the Doon School, Dehra Dun and he become President Chandigarh Golf Club 1996-1998 & 2002-2003; Chair Indo-Pakistan Games Organising committee 2004; Convenor INTACH (Patiala Chapter); Member Patiala Heritage Society since 2002, etc.
He was married in 6th June 1968 with Rani Harpriya Kaur Sahiba, Member of Punjab Pradesh Congress Exec committee since 1999 and daughter of Mann Jat Chief Sardar Sukhinder Pal Singh Mann of Mughalchak, and later of Mannawala, Sheikhupura district, West Punjab, by his wife, Sardarni Raminder Kaur. He has issue, two daughters elder is Rajkumari Bibiji Amininder Kaur Sahiba. Born in 17th March 1969 and married in 17th February 1991 to Sardar Nirvan Singh Gill (born in 5th May 1962), elder son of Wing Commander Sardar Paramprit Singh Gill of Layallpur, West Punjab and second is Rajkumari Bibiji Ramneetinder Kaur Sahiba. Was born in 21st January 1972. She was married in 28th February 1996 with Sardar Vivan Singh Gill (born at Bareilly, U.P, 3rd May 1968), younger Wing Commander Sardar Paramprit Singh Gill of Layallpur, West Punjab.