Crown Prince Sultan bin Abdul Aziz is Deputy Prime Minister and Minister of Defense and Aviation and Inspector General. Born in Riyadh in 1928 and educated at the Royal Court, HRH Prince Sultan became Minister of Agriculture in 1953 and Minister of Communications in 1955. He has been Minister of Defense and Aviation and Inspector General since 1963.
In 1982, on the accession of King Fahd, Prince Sultan was named Second Deputy Prime Minister.
On the death of King Fahd on 1st August, 2005, Sultan became Crown Prince and Deputy Prime Minister.

