Al-Mutawakkil Yahya Sharaf ad-Din, Imam of the Zaidi state in Yemen (d. 1555)
Al-Mutawakkil Yahya Sharaf ad-Din (25 February 1473 – 27 March 1555) was an imam of the Zaidi state in Yemen. His period as imam covered the period from 1506 to 1555, though his political power ended in about 1547.