Rear-Admiral Leslie Norman Mungavin SPk, SK, SBt (22 March 1925 – 1995) was a two-star rank admiral in the Pakistan Navy, and a defence diplomat. He is noted for releasing his diplomatic assignment at the High Commission of Pakistan in London to command the combat assignments during the war on the Western front with India in 1971. He also served as vice-chief of naval staff from 1975 until 1977, with a two-star rank despite the position is required an admiral to be promoted in three-star rank, the Vice-Admiral.