Brian H. Hook (1968–)

Non-career appointee
State of Residence: Iowa
  1. Assistant Secretary of State for International Organization Affairs
    Appointed: October 6, 2008
    Entry on Duty: October 7, 2008
    Termination of Appointment: January 20, 2009
  2. Director of Policy Planning
    Entry on Duty: February 17, 2017
    Termination of Appointment: September 1, 2018