Rukn-ud-din Ala al-Dawla Mirza, also spelt Ala ud-Dawla and Ala ud-Daula, (1417 – 1460) was a Timurid prince and a grandson of the Central Asian ruler Shah Rukh. Following his grandfather's death, Ala al-Dawla became embroiled in the ensuing succession struggle. Though he initially possessed a strategic advantage, he was eventually overtaken by his more successful rivals.