George Thomas Summerlin (1872–1947)

Career Foreign Service Officer
State of Residence: Louisiana

1. Chargé d’Affaires ad interim (Mexico)
   Began Service: January 1919
   Ended Service: March 1924
2. Envoy Extraordinary and Minister Plenipotentiary (Honduras)
   Appointed: March 12, 1925
   Presentation of Credentials: November 21, 1925
   Termination of Mission: Left post on December 17, 1929
3. Envoy Extraordinary and Minister Plenipotentiary (Venezuela)
   Appointed: September 11, 1929
   Presentation of Credentials: February 21, 1930
   Termination of Mission: Left post on January 15, 1935
4. Envoy Extraordinary and Minister Plenipotentiary (Panama)
   Appointed: December 10, 1934
   
   • Commissioned during a recess of the Senate; did not serve under this appointment.
5. Envoy Extraordinary and Minister Plenipotentiary (Panama)
   Appointed: January 22, 1935
   Presentation of Credentials: March 8, 1935
   Termination of Mission: Left post on July 7, 1937
6. Chief of Protocol
   Appointed: July 29, 1937
   Entry on Duty: July 29, 1938