Sanjay Jain (born May 17, 1962) is an Indian senior advocate. He has served as Additional Solicitor General of India for the Supreme Court of India since January 15, 2019. In 1985, he became an advocate and in 2005 he was designated as a senior advocate by the Delhi High Court. From 2014 to 2018, he was an Additional Solicitor General of India for the Delhi High Court.