Dame Mary Elizabeth Stacey, DBE (born 15 May 1961)[1] is a British High Court judge.

[2] She studied English at Keble College, Oxford and graduated with a BA in 1982.

[1] Stacey was admitted as a solicitor in 1987, becoming partner and head of equality at Thompsons in 1993 and serving in that role until 1997.

She was a member of the council of Goldsmiths, University of London from 2008 to 2014.

[3][2][1] On 1 October 2020, Stacey was appointed a judge of the High Court, replacing Sir Michael Supperstone who retired, and she was assigned to the Queen's Bench Division.