Peter R. Barker, M.Phys

Lt. Cmdr., Royal Navy

Military Professor Stockton Center for International Law
Peter R Barker Profile Image


Lt. Cmdr. Barker is a barrister and serving officer in the Royal Navy specializing in public international, criminal and administrative law. He has served on six ships, most recently deploying for nine months to the Middle East. He has served as legal advisor to the United Kingdom Maritime Battle Staff and Higher Command and Staff Course. Other assignments include the staff of Commodore Naval Legal Services advising commanding officers and fatal accident inquiries and on the staff of the Chief of Joint Operations. With rights of audience in all courts of England and Wales, Lt. Cmdr. Barker has prosecuted and defended in the Court Martial and Court Martial Appeal Court.

Areas of Expertise

  • Arctic
  • Counterdrug Operations
  • Ethics
  • Human Rights
  • International Law
  • Joint Operations
  • Oceanography
  • Piracy
  • Rules of Engagement
  • Submarine Warfare
  • UAVs/Drones

Professional Highlights


Logistics Officer, HMS ST ALBANS (F83)


Commodore Naval Legal Services Legal Advisor, UK Higher Command and Staff Course Advisor


Prosecuting Officer, United Kingdom Service Prosecuting Authority


Legal Training


Staff Officer to Commanding Officer, HMS ARK ROYAL


Deputy Logistics Officer, HMS SOUTHAMPTON


Command Group Coordinator, United Kingdom Permanent Joint Headquarters


Master of Physics, Oriel College, University of Oxford (I)

Graduate Diploma in Law and Bar Professional Training Course, City University, London (Distinction)

External Memberships and Associations

Bar of England and Wales

Honourable Society of the Middle Temple

Goldsmiths Chambers, London
Door Tenant

News, Media, & Events


U.S. Naval War College Graduation: June 2019

Jun. 14, 2019
10:00 a.m.
U.S. Naval War College, 686 Cushing Road, Newport, RI 02841

Undersea cables and the challenges of protecting seabed lines of communication

Mar. 15, 2018
Center for International Maritime Security
Article Publication

Material and external links contained herein are made available for the purpose of peer review and discussion and do not necessarily reflect the views of the Naval War College, Department of the Navy or the Department of Defense.