Associate Professor Douglas Guilfoyle

Associate Professor of International and Security Law
School of Humanities and Social Sciences

Associate Professor Douglas Guilfoyle joined UNSW Canberra in 2018. His principal areas of research are maritime security, the international law of the sea, and international and transnational criminal law. Particular areas of specialism include maritime law-enforcement, the law of naval warfare, international courts and tribunals, and the history of international law.

He is the author of Shipping Interdiction and the Law of the Sea (CUP 2009) and International Criminal Law (OUP 2016); and is the editor of Modern Piracy: Legal Challenges and Responses (Elgar 2013). He has published numerous papers on maritime security and law enforcement, and in particular Somali piracy. His research work is informed by his consultancy to various government and international organisations.

He was previously a Professor of Law at Monash University, Reader in Law at University College London, and has worked as a judicial associate in the Australian Federal Court and the Australian Administrative Appeals Tribunal. He has also practised as a commercial litigation solicitor in Sydney.

He was a Gates Cambridge Trust scholar and Chevening scholar during his graduate study at the University of Cambridge.


Nagtzaam G; van Hook DE; Guilfoyle D, 2019, International Environmental Law: A Case Study Analysis, Routledge,

Guilfoyle D, 2016, International Criminal Law

Guilfoyle D, 2013, Modern piracy: Legal challenges and responses,

Guilfoyle D, 2009, Shipping interdiction and the law of the sea,

Book Chapters

Guilfoyle D; McLaughlin R, 2019, 'The Crime of Piracy', in Jalloh C; Clarke K; Nmehielle V (ed.), The African Court of Justice and Human and Peoples' Rights in Context Development and Challenges, Cambridge University Press, Cambridge, pp. 388 - 408,

Guilfoyle D, 2018, 'The Gulf of Tonkin Incident - 1964', in The Use of Force in International Law: A Case-Based Approach, Oxford University Press, pp. 108 - 117,

Guilfoyle D, 2018, 'Somali Pirate Skiff', in International Law's Objects, Oxford University Press, USA, pp. 443 - 452,

Guilfoyle D, 2017, 'Maritime Security', in Risk and the Regulation of Uncertainty in International Law, Oxford University Press, pp. 57 - 76

Guilfoyle D, 2017, 'SS Lotus (France v Turkey) (1927)', in Landmark Cases in Public International Law, Hart Publishing, pp. 89 - 109

Guilfoyle D, 2017, '“Governing the oceans and dispute resolution: An evolving legal order?”', in Global Governance and Regulation Order and Disorder in the 21st Century, Routledge, pp. 173 - 191

Guilfoyle D, 2016, 'Transnational crime and the rule of law at sea: Responses to maritime migration and piracy compared', in 'Boat Refugees' and Migrants at Sea: A Comprehensive Approach Integrating Maritime Security with Human Rights, BRILL, pp. 169 - 198

Guilfoyle D, 2016, 'Maritime Security', in Law of the Sea UNCLOS as a Living Treaty, pp. 329 - 362

Guilfoyle D, 2016, 'Jurisdiction at SEA: Migrant interdiction and the transnational security state', in Human Rights and the Dark Side of Globalisation: Transnational law Enforcement and Migration Control, pp. 114 - 137,

Guilfoyle D, 2016, 'Transnational crime', in Routledge Handbook of Maritime Regulation and Enforcement, pp. 262 - 276,

Guilfoyle D, 2015, 'Transnational Crime', in Routledge Handbook of Maritime Regulation and Enforcement, Routledge, pp. 262 - 276

Guilfoyle D, 2015, 'The high seas', in The Oxford Handbook of the Law of the Sea, OUP Oxford, pp. 203 - 225

Guilfoyle D, 2015, 'The use of force against pirates', in The Oxford Handbook of the Use of Force in International Law, Oxford University Press, pp. 1057 - 1076

Guilfoyle D, 2015, 'Counter proliferation activities and freedom of navigation', in Center for Oceans Law and Policy, pp. 71 - 87,

Guilfoyle D, 2015, 'Defending individual ships from pirates: Questions of state responsibility and immunity', in Sovereignty, Statehood and State Responsibility: Essays in Honour of James Crawford, pp. 307 - 324,

Guilfoyle D, 2014, 'Piracy and terrorism', in The Law and Practice of Piracy at Sea European and International Perspectives, Bloomsbury Publishing, pp. 33 - 52

Guilfoyle D, 2014, 'Piracy and suppression of unlawful acts against the safety of maritime navigation', in Routledge Handbook of Transnational Criminal Law, pp. 364 - 378,

Guilfoyle D, 2013, 'Policy tensions and the legal regime governing piracy', in Modern Piracy: Legal Challenges and Responses, pp. 325 - 336,

Guilfoyle D, 2013, 'Piracy off Somalia and counter-piracy efforts', in Modern Piracy: Legal Challenges and Responses, pp. 35 - 60,

Guilfoyle D, 2013, 'Introduction: Piracy, law and lawyers', in Modern Piracy: Legal Challenges and Responses, pp. 1 - 9,

Murdoch A; Guilfoyle D, 2013, 'Capture and disruption operations: The use of force in counter-piracy off Somalia', in Modern Piracy: Legal Challenges and Responses, pp. 147 - 171,

Guilfoyle D, 2013, 'Article 16: Ships owned or opened by a State', in The United Nations Convention on Jurisdictional Immunities of States and Their Property A Commentary, Oxford University Press, pp. 259 - 276

Samson MG; Guilfoyle D, 2013, 'The permanent court of international justice and the "invention" of international advisory jurisdiction', in Queen Mary Studies in International Law, pp. 41 - 68

Guilfoyle D; Murdoch A, 2012, 'The use of lethal force in counter-piracy operations off Somalia', in Shooting to Kill Socio-Legal Perspectives on the Use of Lethal Force, Bloomsbury Publishing, pp. 239 - 262

Guilfoyle D, 2011, 'Human rights issues and non-flag state boarding of suspect ships in international waters', in Publications on Ocean Development, pp. 83 - 104

Guilfoyle D, 2011, 'Chapter Five. Human Rights Issues And Non-Flag State Boarding Of Suspect Ships In International Waters', in Selected Contemporary Issues in the Law of the Sea, Brill | Nijhoff,

Guilfoyle D, 2010, 'The legal challenges in fighting piracy', in The International Response to Somali Piracy: Challenges and Opportunities, pp. 127 - 152,

Guilfoyle D, 2010, 'The legal challenges in fighting piracy', in The International Response to Somali Piracy: Challenges and Opportunities, pp. 127 - 152,

Journal articles

Guilfoyle D, 2019, 'The ICC pre-trial chamber decision on jurisdiction over the situation in Myanmar', Australian Journal of International Affairs, vol. 73, pp. 2 - 8,

Guilfoyle D, 2019, 'The rule of law and maritime security: understanding lawfare in the South China Sea', International Affairs, vol. 95, pp. 999 - 1017,

Nagtzaam G; Guilfoyle D, 2019, 'Ramming Speed: The Sea Shepherd Conservation Society and the Law of Protest', Monash University Law Review, vol. 44, pp. 360 - 383,

Guilfoyle D, 2018, 'The South China Sea Award: How Should We Read the un Convention on the Law of the Sea?', Asian Journal of International Law, vol. 8, pp. 51 - 63,

Guilfoyle D, 2018, 'Remarks by Douglas Guilfoyle', American Society of International Law. Proceedings of the Annual Meeting, vol. 112, pp. 7 - 10,

Guilfoyle D, 2017, 'Maritime Law Enforcement Operations and Intelligence in an Age of Maritime Security', International Law Studies, vol. 93, pp. 298 - 321,

Guilfoyle D, 2016, 'Reading the City and the City as an international lawyer: Reflections on territoriality, jurisdiction and transnationality', London Review of International Law, vol. 4, pp. 195 - 207,

Guilfoyle D, 2015, 'Maritime interdiction: what challenges lie ahead?', Revue Belge de Droit International, vol. 47, pp. 95 - 111

Guilfoyle D; Miles CA, 2014, 'Provisional measures and the mv arctic sunrise', American Journal of International Law, vol. 108, pp. 271 - 287,

Guilfoyle D, 2013, 'Prosecuting pirates: The contact group on piracy off the coast of somalia, governance and international law', Global Policy, vol. 4, pp. 73 - 79,

Guilfoyle D, 2012, 'Prosecuting somali pirates: A critical evaluation of the options', Journal of International Criminal Justice, vol. 10, pp. 767 - 796,

Guilfoyle D, 2012, 'International law and counter-piracy in the Indian Ocean', Journal of the Indian Ocean Region, vol. 8, pp. 202 - 218,

Guilfoyle D, 2012, 'Somali Pirates as Agents of Change in International Law-making and Organisation', CAMBRIDGE INTERNATIONAL LAW JOURNAL, vol. 1, pp. 81 - 106,

Guilfoyle D, 2011, 'The Mavi Marmara Incident and Blockade in Armed Conflict', British Yearbook of International Law, vol. 81, pp. 171 - 223,

Guilfoyle D, 2011, 'Responsibility for Collective Atrocities: Fair Labelling and Approaches to Commission in International Criminal Law', Current Legal Problems, vol. 64, pp. 255 - 286,

Guilfoyle D, 2011, 'Remarks by Douglas Guilfoyle', Proceedings of the ASIL Annual Meeting, vol. 105, pp. 546 - 549,

Guilfoyle D, 2010, 'Counter-piracy law enforcement and human rights', International and Comparative Law Quarterly, vol. 59, pp. 141 - 169,

Guilfoyle D, 2010, 'Mevedyev and others v. France, European Court of Human Rights', International Journal of Marine and Coastal Law, vol. 25, pp. 437 - 442,

Guilfoyle D, 2010, 'Transnational criminal law as a governance strategy in the global labour market: Criminalizing globalization from below', Refugee Survey Quarterly, vol. 29, pp. 185 - 205,

Guilfoyle D, 2010, 'The Laws of War and the Fight against Somali Piracy: Combatants or Criminals?', Melbourne Journal of International Law, vol. 11, pp. 141 - 154

Guilfoyle D, 2010, 'Executive measures on the high seas to combat piracy', Japanese Yearbook of International Law, vol. 53, pp. 149 - 177

Guilfoyle D, 2008, 'II. Piracy off Somalia: UN Security Council Resolution 1816 and IMO regional counter-piracy efforts', International and Comparative Law Quarterly, vol. 57, pp. 690 - 699,

Guilfoyle D, 2007, 'Maritime interdiction of weapons of mass destruction', Journal of Conflict and Security Law, vol. 12, pp. 1 - 36,

Guilfoyle D, 2007, 'Interdicting vessels to enforce the common interest: Maritime countermeasures and the use of force', International and Comparative Law Quarterly, vol. 56, pp. 69 - 82,

Guilfoyle D, 2001, 'Nulyarimma v Thompson : Is Genocide A Crime At Common Law?', Federal Law Review, vol. 29, pp. 1 - 36


Guilfoyle D, Part II- This is not fine: The International Criminal Court in Trouble

Guilfoyle D, Part I- This is not fine: The International Criminal Court in Trouble

Guilfoyle D, Part III - This is not fine: The International Criminal Court in Trouble