Muhammad Hosni Mubarak, (Arabic: محمد حسني مبارك‎ Muḥammad Ḥasnī Mubārak; commonly known as Hosni Mubarak; Arabic: حسني مبارك‎; (transliterated: Husnī Mubārak), (born 4 May 1928), is the 4th and current President of the Arab Republic of Egypt. He was appointed Vice President in 1975, and assumed the presidency on 14 October 1981, following the assassination of President Anwar el-Sadat. He is the longest-serving ruler of Egypt since Muhammad Ali Pasha.

Mubarak was born on 4 May 1928 in Kafr-El-Meselha , Monufia Governorate, Egypt. Upon completion of high school, he joined the Egyptian Military Academy, where he received a Bachelor's Degree in Military Sciences in 1949. On 2 February 1949, Mubarak left the Military Academy and joined the Air Force Academy, gaining his commission as a pilot officer on 13 March 1950 and eventually earning a Bachelor's Degree in Aviation Sciences.

As an Egyptian Air Force officer, Mubarak served in various formations and units, including two years when he was on the "Speed Fire" fighter squadrons. Some time in the 1950s, he returned to the Air Force Academy, this time as an instructor, remaining there until early 1959. From February 1959 to June 1961, Mubarak attended the Soviet pilot training school in Moscow where he was trained on the LU-28 and Tupolev Tu-16 jet bomber. On his return to Egypt, Mubarak served in wing and then a base commander appointments, taking up command of the West Cairo Air Base in October 1966 before briefly commanding the Beni Suef Air Base.