Cruthaich dreach nas iom-fhillte den abairt seo Chaidh oifis Àrd Sheriff na Lunnainn Mòr a chruthachadh ann an 1965 agus tha e a'còmhdach siorrachd deas-ghnàthach Lunnainn Mòr.
Gu dearbh, tha dreach nas iom-fhillte den abairt "The office of High Sheriff of Greater London was created in 1965 and covers the ceremonial county of Greater London and does not cover the City of London, which has its own two Sheriffs".