Lewis Cass Jr. (1814–1878)

State of Residence: Michigan
  1. Chargé d’Affaires (Holy See)
    Appointed: January 5, 1849
    Presentation of Credentials: November 19, 1849
    Termination of Mission: Promoted to Minister Resident November 9, 1854
  2. Minister Resident (Holy See)
    Appointed: June 29, 1854
    Presentation of Credentials: November 9, 1854
    Termination of Mission: Presented recall on November 27, 1858
    • Commissioned to the Pontifical States.
  3. Envoy Extraordinary and Minister Plenipotentiary (Holy See)
    • Nomination of February 25, 1856, withdrawn before the Senate acted upon it. Nominated to the Pontifical States.