Flag of Middlesex

This article relies largely or entirely on a single source. Relevant discussion may be found on the talk page. Please help improve this article by introducing citations to additional sources. Find sources: "Flag of Middlesex" – news · newspapers · books · scholar · JSTOR (May 2023)

Middlesex

Banner of arms of Middlesex County Council
Proportion	3:5
Adopted	1909
Design	Gold crown and three short notched seaxes on a red background
Designed by	Traditional

The flag of Middlesex is the flag of the English county of Middlesex. It is the traditional flag of Middlesex, the historic county that forms the central and north-west parts of Greater London.^[1] This traditional design is included in the Flag Institute's registry of local flags as the Middlesex Flag.^[1]

On Middlesex Day (16 May) in 2022, the Middlesex Flag became the first county flag to fly over 10 Downing Street, the official residence of the Prime Minister of the United Kingdom.^{[citation needed]}