Hugh Heyne Smythe (1913–1977)

Non-career appointee
State of Residence: New York

1. Ambassador Extraordinary and Plenipotentiary (Syria)
   Appointed: July 22, 1965
   Presentation of Credentials: October 28, 1965
   Termination of Mission: Syria severed diplomatic relations with the United States on June 6, 1967
   • Smythe left post on June 8, 1967.
2. Ambassador Extraordinary and Plenipotentiary (Malta)
   Appointed: October 18, 1967
   Presentation of Credentials: December 29, 1967
   Termination of Mission: Left post on August 16, 1969