Yakub (Persian: یعقوب, romanized: Yākub, lit. 'supplanter'; Persian pronunciation: [i:ʔqu:b]), born Ya'qūb (Yākūb) Shāh Chak (Persian: یعقوب شاہ چک, Kashmiri: یَعقوب شاہ ژَھک) ; was the seventh and the last Chak Sultan as well as the last native ruler of Kashmir, who reigned from 1586 to 1589. Yaqub succeeded his father, Yousuf Shah Chak, under warlike conditions, after Kashmir was invaded by the Mughal forces in late 1585.
