Commander, Navy Region Hawaii Logo Commander, Navy Region Hawaii
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  • Rear Admiral Robert B. Chadwick, II

    Commander, Navy Region Hawaii

    Commander, Naval Surface Group Middle Pacific                           

    Rear Admiral Robert Chadwick is a native of Bethesda, Maryland and was raised in a Navy Family.  He is a 1991 graduate of the United States Naval Academy. Chadwick earned a Masters Degree in National Security Affairs, Middle Eastern Studies from the Naval Postgraduate School, and a Masters Degree in National Security Strategy from the National War College.

  • Captain Darren B. Guenther

    Chief of Staff, Commander, Navy Region Hawaii 

    Captain Darren B. Guenther hails from Honolulu, Hawaii and is a graduate of Punahou School. He earned a B.A. in Political Science in 1994 from the University of California at Berkeley, and was commissioned through the NROTC program. He was designated a Naval Aviator in 1997 and then reported to the Vikings of VAQ-129, the EA-6B Fleet Replacement Squadron (FRS), where he was named FRS Student Pilot of the Year for 1998.

  • Command Master Chief (SW/AW) Mario Rivers

    Command Master Chief, Navy Region Hawaii

    Master Chief Petty Officer Rivers hails from Pensacola, Florida where he graduated with honors from Booker T. Washington High School May of 1994. Continuing his father’s legacy, he enlisted in the U.S. Navy a month after graduation. Upon completion of Recruit Training in Great Lakes, IL, he attended Seaman Apprentice Training.