Al-Malik Al-Aziz Osman bin Salahadin Yusuf (1171 – 29 November 1198) was a Kurdish Muslim ruler and the second Ayyubid Sultan of Egypt. He was the second son of Saladin.Before his death, Saladin had divided his dominions amongst his kin: Al-Afdal received Palestine and Syria, Al-Aziz was made ruler of Egypt, Al-Zahir received Aleppo, Al-Adil received Karak and Shawbak, and Turan-Shah retained Yemen.