Sir William Alexander (1754–29 June 1842), was a barrister and a judge in the English Court of Chancery.
[1] He was admitted to the Middle Temple on 3 May 1771, and subsequently was called to the English Bar 22 November 1782.
After practising in the Court of Chancery with high reputation as an equity and real property lawyer for nearly twenty years, he was made a Queen's Counsel in 1800.
He became one of the Masters in Chancery in 1809, and Chief Baron of the Exchequer on 9 January 1824, on which occasion he was made a member of the Privy Council of the United Kingdom and knighted.
[3] He is buried in the small burial ground attaching Roslyn Chapel just south of Edinburgh.