- Mohammed bin Salman Al Saud (Arabic: محمد بن سلمان آل سعود, romanized: Muḥammad bin Salmān Āl Su‘ūd; born 31 August 1985), commonly known by his initials as MBS or MbS, is the heir apparent to the Saudi throne. He is currently Crown Prince and Prime Minister of Saudi Arabia. He is the seventh son of King Salman of Saudi Arabia and grandson of the nation’s founder, King Abdulaziz.