Sir George Andrew Midsomer Leggatt PC (born 12 November 1957) is a Lord Justice of Appeal, the second highest level of judge in the courts of England and Wales.
Leggatt's father is the former Lord Justice of Appeal Sir Andrew Leggatt. Leggatt was educated at Eton College and earned a First-Class Bachelor of Arts degree in Philosophy at King's College, Cambridge in 1979. He was a Harkness Fellow at Harvard University (1979–80) and received a Diploma in Law with distinction from City Law School in 1981.
Leggatt was called to the bar (Middle Temple) in 1983 and was appointed a Queen's Counsel in 1997. He joined Brick Court Chambers in 1985, where he practised commercial law, including areas such as banking, insurance, sales, and product liability law. He became a recorder in 2002 and was a deputy High Court judge. On 26 October 2012, he was appointed to the High Court, receiving the customary knighthood in the 2013 Special Honours, and assigned to the Queen's Bench Division.
In 2016 Leggatt was elected a Fellow of Eton College.
Leggatt is to take up appointment as a Justice of the Supreme Court of the United Kingdom on 21 April 2020.
- Yam Seng Pte Ltd v International Trade Corporation Ltd  EWHC 111, finding a duty of good faith in English contract law
- Serdar Mohammed v Ministry of Defence  EWHC 1369 (QB), finding the United Kingdom in breach of its obligations under the European Convention on Human Rights, (specifically Article 5). The UK lacks detention authority under international humanitarian law to capture and detain individuals for longer than 96 hours in the course of the non-international armed conflict in Afghanistan.]]