| Honorific-Prefix: | The Right Honourable |
| Lord Kitchin | |
| Office: | Justice of the Supreme Court of the United Kingdom |
| Term Start: | 1 October 2018 |
| Term End: | 29 September 2023 |
| Nominator: | David Gauke |
| Appointer: | Elizabeth II |
| Predecessor: | Lord Hughes of Ombersley |
| Successor: | Lady Simler |
| Office1: | Lord Justice of Appeal |
| Term Start1: | 5 October 2011 |
| Term End1: | 30 September 2018 |
| Birth Date: | 30 April 1955 |
| Nationality: | British |
| Education: | Oundle School |
| Alma Mater: | Fitzwilliam College, Cambridge |
David James Tyson Kitchin, Lord Kitchin, PC (born 30 April 1955) is a British judge who served as a Justice of the Supreme Court of the United Kingdom from 2018 to 2023. He has also served as a Lord Justice of Appeal from 2011 to 2018.
Having attended Oundle School[1] and studied Natural Sciences as an undergraduate at Fitzwilliam College, Cambridge, Kitchin switched to Law in his final year and was called to the Bar (Gray's Inn) in 1977; he has been a bencher since 2003. During his university days, he also coxed the Cambridge team that won the 1975 Boat Race.[2]
Kitchin became a Queen's Counsel in 1994. In 2001, he was appointed a Deputy High Court Judge. He was appointed to the High Court of Justice on 3 October 2005 and assigned to the Chancery Division; he was knighted in the same year. Kitchin has served as Chancery Supervising Judge for the Wales, Western and Midland Circuits since 2009. In 2011, he was appointed a Lord Justice of Appeal effective 5 October 2011, and received the customary appointment to the Privy Council.
Kitchin became a Justice of the Supreme Court of the United Kingdom (UKSC) on 1 October 2018,[3] taking the judicial courtesy title of Lord Kitchin. He served at the UKSC until his retirement on 29 September 2023.[4]