Guam Homeland Security Advisor, Samantha J. Brennan

Samantha J. Brennan was appointed as the Homeland Security Advisor on October 26, 2021 and is the Governor’s Special Assistant for Homeland Security. As the Homeland Security Advisor, she is overall responsible for the Government of Guam’s Office of Homeland Security. Her primary duties and responsibilities include all activities related to the protection of Guam and its people from terrorism, invasion, insurrection, rebellion, lawless violence, or similar threat.


Professional Career

Prior to her appointment, Brennan served at the Judiciary of Guam for 25 years and retired as a Supervisor of the Adult Probation Office. She returned to public service in the Leon Guerrero-Tenorio Administration when she was appointed Director of the Department of Corrections.



Brennan holds a Bachelor of Science in Public Administration and a Masters of Public Administration from the University of Guam, in addition to completing the Criminal Justice Certificate Academy where she earned certification from the Peace Officer Standards and Training (P.O.S.T.) Commission.



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June 2018 is Typhoon Preparedness Month