Sir David Armand Hopkin (10 January 1922 – 21 August 1997) was a British barrister, magistrate, and boxing administrator.
He was Chief Metropolitan Stipendiary Magistrate from 1982 to 1992, Chairman of the British Boxing Board of Control from 1983 to 1993, and President of the same body from 1991 until 1997.
The son of Welsh Labour politician Daniel Hopkin, also sometime a Metropolitan Stipendiary magistrate, and of Edmée Hopkin, David Hopkin was educated at St Paul's School, London, University College, Aberystwyth, and Corpus Christi College, Cambridge, where he read Modern Languages.
After being called to the bar by Gray's Inn in 1949, Hopkin joined the staff of the Director of Public Prosecutions in 1950, where he remained until 1970, rising to become deputy director of Public Prosecutions.
Among the notable cases with which he was involved was the prosecution of the Richardson brothers and of Frankie Fraser in 1965 and of the Kray twins in 1968.