Dame Sarah Valerie Falk, DBE PC (born 1 June 1962)[1] is a British Court of Appeal judge.

Falk studied law at Sidney Sussex College, Cambridge, and was admitted as a solicitor in 1986.

In an interview, she said during her time there she would often be the only female attending meetings and her male colleagues in those meetings would demonstrate selective hearing, with a male colleague repeating a point she had made earlier which then would be treated as a good idea.

[6] In 2015 she was appointed as a deputy judge of the Upper Tribunal (Tax and Chancery Chamber) having left Freshfields partnership while still working on a consultancy basis until 2018.

[9] On 14 December 2022 Falk was appointed to the Privy Council, entitling her to the style The Right Honourable for life.