Mikael Sehul (born Blatta Mikael; 1692 – 1784) was a nobleman who ruled Ethiopia for a period of 25 years as regent of a series of weak emperors. He was also a Ras or governor of Tigray 1748–71 and again from 1772 until his death. He was a major political figure during the reign of Emperor Iyasu II and his successors until almost the time of his death.