Chiefs of Mission for Oman
- William A. Stoltzfus (1972-1974)
- William Down Wolle (1974-1978)
- Marshall Wayne Wiley (1978-1981)
- John R. Countryman (1981-1985)
- George Cranwell Montgomery (1985-1989)
- Richard Wood Boehm (1988-1992)
- David J. Dunford (1992-1995)
- Frances D. Cook (1995-1999)
- John Bruce Craig (1998-2001)
- Robert W. Dry (2001-2002)
- Richard L. Baltimore (2002-2006)
- Gary Anthony Grappo (2006-2009)
- Richard J. Schmierer (2009-)
- Clifford James Quinlan (-)