15th-century Abbasid caliphs

10th Caliph of Cairo from 1406 to 1414

Al-Mustamsik (, Abū ṣ-Ṣabr Yaʿqūb al-Mustamsik bi-Llāh; died 1521) was the sixteenth and penultimate Abbasid caliph of Cairo under the tutelage of the Mamluk Sultanate. He served as caliph twice, his first term from 1497 to 1508 and his second term from 1516 to 1517, when he abdicated the position to his son, al-Mutawakkil III. {| class="wikitable collapsible collapsed" border="1" style="width:100%; text-align:center;" !The genealogy of the Abbasids including their rival Zaydi imams |- |

12th Caliph of Cairo

7th Abbasid Caliph of Cairo

15th Abbasid caliph of Cairo

14th Abbasid caliph in Mamluk Cairo

13th Abbasid caliph in Mamluk Cairo

11th Caliph of Cairo