Diana Wilson


Diana is an experienced domestic and international practitioner who is returning to the Bar following a number of years working internationally including on the prosecution teams at the Special Tribunal for Lebanon and the Kosovo Specialist Prosecutor's Office.  Following 6 years at the Bar she joined the military where she served as a Prosecution Officer at the Service Prosecution Authority.  She is a recognised expert in the field of sexual violence.

Background and expertise

Following six years at QEB Hollis whiteman where she prosecuted and defended complex and serious cases including murder, rape and fraud Diana joined the military where she prosecuted court martials including cases of sexual violence.

Read more about background and expertise

Whilst in the military she also served at Air Command including: being part of the legal team working on the RAF reaction to/subsequent action following the Haddon Cave public inquiry, serving as the legal advisor to Boards of Inquiry (which are charged with investigating air incidents), and providing other legal advice relating to the work of Air Command. She left the military to work for the EU mission's Judges' Unit in Kosovo.

In 2011 she moved to the Special Tribunal for Lebanon as trial counsel where for one and a half years she was assigned to the Hariri case, almost exclusively working on the communication evidence.

In 2013 Diana returned to Kosovo as a Special Prosecutor where her cases included the second and third ever Kosovo domestic wartime sexual violence trials, a complex organised crime and people smuggling trial, and multiple complex investigations relating to organised crime, corruption in public office, terrorism and war crimes.  During this time she was invited to the Global Summit  to End Sexual Violence in Conflict as one of the international experts.

In 2015 she moved to the Special Investigative Task Force which later transformed into the Specialist Prosecutor's Office (SPO) working as a Prosecutor on the issues arising out of the Council of Europe report written by Dick Marty.  The SPO has jurisdiction to prosecute War Crimes, Crimes Against Humanity and certain Kosovo domestic crimes.

Notable cases

Prosecutor v Hyseni, Qubrelli, Haxha and Selimi, 2014
Kosovo Sole counsel in the prosecution of four defendants including a goverment minister for war crimes. The case related to charges of violence and sexual violence using command responsibility and direct perpetration as modes of liability.
Prosecutor v AYYASH, 2011-13
Trial counsel on the prosecution team from 2011-2013 in the international terrorism case relating to the assasination of HARIRI on 14 February 2004. Worked almost exclusively on the communications evidence.

Read more Notable cases

Organised Crime and People Smuggling, 2013
Kosovo Organised Crime and People Smuggling - 2013 Kosovo. Sole advocate in case against two defendants for smuggling people from Kosovo to Italy via Albania.
R v W and Others
Instructed as a led junior to defend a man charged with conspiracy to commit a breach of immigration law and money laundering. The used material was around 20,000 pages. The indictment spanned a 4 year period, the investigation covered a 10 year period. Isleworth Crown Court.
R v B
Instructed as sole advocate to prosecute B who was part of a gang which committed 4 armed and organised robberies of high-end jewellers. The case was defended by and experienced silk and junior. Kingston Crown Court.
R v L and Others
Instructed as lead junior to prosecute a multi-handed conspiracy to handle stolen goods. This comprised of 12 robberies perpetrated by a sophisticated armed gang over a 12 month period. Kingston Crown Court.
R v C and Others
Instructed as a led junior in a multi-handed conspiracy to handle stolen goods spanning a 15 month period involving over half a million pounds worth of goods. Guildford Crown Court.


  • Provides training in relation to wartime sexual violence
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PROFILE: Diana Wilson

Year called



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Sexual offences

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Inquests / public inquiries

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Road traffic


020 7489 2727


Read Law at St. John's College Cambridge (1997-2000),

Inns of Court School of Law/City University of London (2000-2001)


Criminal Bar Association

The Association of Military Court Advocates

The South Eastern Circuit

The Fraud Lawyers Association

Chatham House


2013-2017 Kosovo Prosecutor (member of the Kosovo Judiciary)

2014 Deployable Civilian Expert - Justice and Preventing Sexaul Violence Initiative

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