Longest-reigning queen
Queen Elizabeth II
70:01 year(s):day(s)
United Kingdom (London)

The longest-reigning queen is Her Majesty Queen Elizabeth II (UK, b. 21 April 1926), who succeeded to the throne on 6 February 1952 following the death of her father, King George VI. As of 7 February 2022, Queen Elizabeth II had reigned without interruption for 70 years and 1 day.

On 9 September 2015, Queen Elizabeth II's reign equalled and exceeded that of Queen Victoria, which had lasted 63 years and 216 days from 20 June 1837 to 22 January 1901.