John Barrett (1866–1938)

State of Residence: Oregon
  1. Minister Resident/Consul General (Thailand)
    Appointed: February 14, 1894
    Presentation of Credentials: November 15, 1894
    Termination of Mission: Presented recall on April 26, 1898
    • Commissioned to Siam.
  2. Envoy Extraordinary and Minister Plenipotentiary (Argentina)
    Appointed: July 2, 1903
    Presentation of Credentials: December 21, 1903
    Termination of Mission: Left post on April 27, 1904
    • Commssioned to the Argentine Republic. Commissioned during a recess of the Senate; recommissioned on November 16, 1903, after confirmation.
  3. Envoy Extraordinary and Minister Plenipotentiary (Panama)
    Appointed: March 17, 1904
    Presentation of Credentials: July 22, 1904
    Termination of Mission: Left Panama May 13, 1905
  4. Envoy Extraordinary and Minister Plenipotentiary (Colombia)
    Appointed: June 21, 1905
    Presentation of Credentials: November 27, 1905
    Termination of Mission: Left Colombia September 24, 1906
    • Commissioned during a recess of the Senate; recommissioned on December 11, 1905, after confirmation.