Common Serjeant of London
(重定向自Common Serjeant)
The Common Serjeant of London (full title The Serjeant-at-Law in the Common Hall) is an ancient British legal office, first recorded in 1291, and is the second most senior permanent judge of the Central Criminal Court after the Recorder of London, acting as deputy to that office, and sitting as a judge in the trial of criminal offences.