Sir Richard Mayne KCB (27 November 1796 – 26 December 1868) was a barrister and the joint first Commissioner of Police of the Metropolis, the head of the London Metropolitan Police (1829–1868).
With an incumbency of 39 years, he was also the longest-serving Commissioner in the force's history, as well as the youngest on his appointment.
Author: Unknown Source: Portrait of Richard Mayne (1796-1868), head of the London Metropolitan Police, illustration from the magazine The Illustrated London News, volume LIV, January 9, 1869 License: CC-PD-Mark PD-old-70-expired