| Honorific-Prefix: | The Honourable |
| Mr Justice Wall | |
| Office: | Justice of the High Court |
| Term Start: | 1 October 2020 |
| Birth Date: | 4 March 1963 |
| Birth Place: | London, England |
| Nationality: | British |
| Alma Mater: | St John's College, Cambridge |
Sir Mark Arthur Wall (born 4 March 1963),[1] styled The Honourable Mr Justice Wall, is a British High Court judge.
Wall was born in London, England and grew up in Worcestershire.[2] He was educated at King Charles I School in Kidderminster and completed a BA at St John's College, Cambridge in 1984.
Wall was called to the bar at Lincoln's Inn in 1985 and developed a practice in criminal law based at Citadel Chambers.[3] He was appointed a recorder in 2002, took silk in 2006, and was leader of the Midland circuit from 2011 to 2014. He was a member of the Bar Council from 2008 to 2014.
In 2013, Wall was appointed a deputy High Court judge in the Administrative Court and was appointed a circuit judge a year later.
On 1 October 2020, Wall was appointed a judge of the High Court, following the promotion of Sir Richard Arnold to the Court of Appeal, and he was assigned to the Queen's Bench Division (now King's Bench Division).[4] [5] [6] He received the customary knighthood in the same year.
In 1987, Wall married Carmel Adler (a circuit judge). They have a son and a daughter.