[1] A native of Srinagar, Sanjay Kishan Kaul was born on 26 December 1958 to a Kashmiri Pandit family.

His great-great-grandfather, Suraj Kishan Kaul, was the Revenue minister in the Regency council of the princely state of Jammu and Kashmir.

His great-grandfather, Sir Daya Kishan Kaul, was a statesman and diplomat who served as the finance minister of Jammu & Kashmir state.

Theatre, music, golf & reading, including subjects unrelated to law are amongst his other areas of interest.

[6] In the year 2017, on 24 August, Kaul along with eight judges ruled in favour of Privacy being a Fundamental Right, which is a watershed moment in the history of Constitutional Jurisprudence of India.