Her career spanned stage and screen across seven decades, and the hugely-popular actress was appointed Dame Commander of the Order of the British Empire (DBE) in 2016 for services to charity and entertainment.
Here, we take a look at Dame Barbara’s remarkable life.
9. Babs in Wonderland
Barbara Windsor arrives for the Royal world premiere of Alice in Wonderland at the Odeon, Leicester Square, London, in 2010. Photo: Ian West
10. Open letter
Dame Barbara Windsor and her husband Scott Mitchell arriving to deliver an Alzheimer's Society open letter to 10 Downing Street in Westminster, London, in 2019. Photo: Dominic Lipinski
11. Down the docks
Barbara Windsor on the trading floor during the BGC Partners Charity Day in London's Docklands. Photo: Ian West
12. Red carpet
Barbara Windsor arriving for the National Television Awards 2010, at the 02 Arena, London, in 2010. Photo: Ian West