R. Niels Marquardt (1954–)

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Notice posted on January 12, 2024.
Last updated March 14, 2024.

Career Foreign Service Officer
State of Residence: California

Concurrent Appointments
1. Ambassador Extraordinary and Plenipotentiary (Equatorial Guinea)
  Appointed: July 2, 2004
  Presentation of Credentials: October 29, 2004
  Termination of Mission: Superseded September 26, 2006
  - Also accredited to Cameroon; resident at Yaounde.
2. Ambassador Extraordinary and Plenipotentiary (Cameroon)
  Appointed: July 2, 2004
  Presentation of Credentials: October 29, 2004
  Termination of Mission: Left post on April 9, 2007
  - Also accredited to Equatorial Guinea; resident at Yaounde.
Concurrent Appointments
1. Ambassador Extraordinary and Plenipotentiary (Comoros)
  Appointed: May 30, 2007
  Presentation of Credentials: September 13, 2007
  Termination of Mission: Left Antananarivo June 7, 2010
  - Also accredited to Madagascar; resident at Antananarivo.
2. Ambassador Extraordinary and Plenipotentiary (Madagascar)
  Appointed: May 30, 2007
  Presentation of Credentials: September 13, 2007
  Termination of Mission: Left post on June 7, 2010
  - Also accredited to Comoros; resident at Antananarivo.