British supercentenarians are citizens, residents or emigrants from the United Kingdom who have attained or surpassed 110 years of age.
As of January 2015, the Gerontology Research Group (GRG) had validated the longevity claims of 154 British supercentenarians, including 23 emigrants who died in other nations.
The oldest known British person ever was Charlotte Hughes who died in 1993 at the age of 115 years, 228 days.
The oldest man ever from the United Kingdom was Henry Allingham who died in 2009 at the age of 113 years, 42 days.
As of 18 December 2019, the oldest living Briton is Hilda Clulow (born in Birmingham, England, 15 March 1908), aged 111 years, 278 days.