Leo R. Sack (1889–1956)

Non-career appointee
State of Residence: Pennsylvania
  1. Envoy Extraordinary and Minister Plenipotentiary (Costa Rica)
    Appointed: August 17, 1933
    Presentation of Credentials: October 16, 1933
    Termination of Mission: Left post on January 10, 1937
    • Commissioned during a recess of the Senate; recommissioned on January 15, 1934, after confirmation.