mission: April 30, 2006 Warren W. Tichenor – Political appointee Appointed: May 30, 2006 Terminated mission: January 20, 2009 Betty E. King – Political appointee Appointed: April 2, 2010 Terminated mission: November 2, 2013 Pamela Hamamoto – Political appointee Appointed: May 12, 2014 Presentation of credentials: June 26, 2014 Terminated mission: January 20, 2017 Andrew Bremberg – Political appointee Appointed: October 22, 2019 Presentation of credentials: November 12, 2019 Terminated mission: January 20, 2021 Bathsheba Nell Crocker - Career FSO Appointed: June 24, 2021 Presentation of credentials: January 18, 2022 Terminated mission: Incumbent References External links United States mission to the U.N. in Geneva United States