Maggie Smith, known for her roles in Harry Potter and Downton Abbey, has died

Dame Maggie Smith, known for her roles in Harry Potter and Downton Abbey, has died at the age of 89, her sons have said.

The actress died in hospital, her children Chris Larkin and Toby Stephens said.

In a statement, they said: "An intensely private person, she was with friends and family at the end. She leaves two sons and five loving grandchildren who are devastated by the loss of their extraordinary mother and grandmother.

"We would like to take this opportunity to thank the wonderful staff at the Chelsea and Westminster Hospital for their care and unstinting kindness during her final days.

"We thank you for all your kind messages and support and ask that you respect our privacy at this time."

Dame Maggie won a best actress Oscar for The Prime of Miss Jean Brodie in 1969 and best supporting actress for California Suite in 1978.

More recently she won a new generation of fans as Violet Crawley, the Dowager Countess of Grantham, in Downton Abbey and playing Professor Minerva McGonagall in the Harry Potter movies.

This breaking news story is being updated and more details will be published shortly.

Please refresh the page for the fullest version.

You can receive breaking news alerts on a smartphone or tablet via the Sky News app. You can also follow @SkyNews on X or subscribe to our YouTube channel to keep up with the latest news.