Marc Jonathan Sievers is the retired U.S. Ambassador to the Sultanate of Oman, where he served from January 7, 2016 to November 30, 2019.[1] His rank, as a career member of the Senior Foreign Service, was Minister-Counselor.[2]
In 2021, Sievers became the inaugural director of the American Jewish Committee office in Abu Dhabi.[3][4]