Sailendu Nath Phukan (also known as S. N. Phukan; 1 April 1937 – 11 November 2018) was an Indian judge and former judge of the Supreme Court of India.

After passing LL.B. Phukan first joined Jorhat District court then started practice in Gauhati High Court in 1962. He passed Assam Judicial Service in 1963. In 1970 he joined the Government of Meghalaya on deputation and became the Law Secretary and Legal Remembrancer in January 1976. He also served as part time lecturer in Shillong Law College as well as legal advisor of various corporations of the State.^[1] Phukan was elevated as permanent judge of the Gauhati High Court in 1985. On 30 September 1994 he was transferred to Himachal Pradesh High Court as acting chief justice. In 1996 he became the Chief Justice of Orissa High Court.^[2] Justice Phukan joined the Supreme Court of India as a Judge on 28 January 1999. He retired in 2002 from the judgeship.^[1][3] After a prolonged illness he died at age 81 on 11 November 2018.^[4]