Yastur-ul-Haq Malik NI(M) HI(M) SBt (Urdu: یسطور الحق ملک; 24 December 1931 – 3 December 2024), NI(M), SBt, was a four-star rank admiral who served as the Chief of Naval Staff (CNS) of Pakistan Navy from 10 November 1988 until retiring from his military service on 8 November 1991.

[3] He attended and graduated from the Saint Patrick's College in Karachi and gained commissioned as Midshipman in 1951 and inducted in the Surface Branch of the Pakistan Navy in 1954.

[4][full citation needed] Upon returning to Pakistan in 1958, he was promoted as Lieutenant and provided his services as gunnery in the PNS Badr and participated in second war with India in 1965.

[3][5][full citation needed] His command assignments also included his role as Vice Chief of Naval Staff (VCNS) from 1984 until 1986 before being appointed Chairman of the Pakistan National Shipping Corporation (PNSC) in 1986.

[6][5][full citation needed] In 1988, Prime Minister Benazir Bhutto announced his appointment as Chief of Naval Staff and Vice-Admiral Malik took over the command of Navy from Admiral Iftikhar Ahmed Sirohey who was elevated as Chairman of the Joint Chiefs of Staff Committee on 10 November 1988.