About Us

A number of former members of chambers have gone on to hold high judicial office in both the Court of Appeal and the Supreme Court.

• The Rt Hon Lady Justice Carr DBE was appointed as the first ever Lady Chief Justice on 1st October 2023. Sue served as a Lady Justice of the Court of Appeal since 2020 and was Head of Chambers at 4 New Square Chambers in 2012/2013.  She was chair of the Bar Standards Board Conduct Committee between 2008 and 2010, before becoming Complaints Commissioner to the International Criminal Court in the Hague. In June 2013, Sue was appointed a High Court Judge and assigned to the Queen’s Bench Division. She was a member of the Investigatory Powers Tribunal between 2014 and 2016 and a Presiding Judge of the Midland Circuit from 2016 until 2019.
• The Rt Hon Lord Justice Stuart-Smith has served as a Lord Justice of the Court of Appeal since 2020. Jeremy was Head of Chambers at 4 New Square Chambers between 2009 and 2012. He was appointed a Recorder in 1996, a Deputy High Court Judge in 2004, and a High Court Judge (Queen’s Bench Division) in 2012. He was a Presiding Judge for the South Eastern Circuit from 2014 until 2018.
• Sir Rupert Jackson served as a Lord Justice of the Court of Appeal between 2008 and 2018.  He was appointed to the High Court in 1999. He served as judge in charge of the Technology and Construction Court from 2004 until 2007.  After sitting as a judge for some 20 years, Sir Rupert re-joined 4 New Square Chambers as an arbitrator in March 2018 and has since sat on numerous international arbitration tribunals.
• The late Lord Toulson was appointed Justice of the Supreme Court in April 2013. He retired in September 2016 but continued to serve on the Supreme Court’s Supplementary Panel. Between 2002 and 2006, Lord Toulson was Chairman of the Law Commission of England and Wales, after which he was appointed to the Court of Appeal. He also served on the Judicial Appointments Commission for England and Wales.
• The late Sir Ralph Gibson was appointed as a Lord Justice of the Court of Appeal from 1985 to 1994 and chairman of the Law Commission from 1981 to 1985.