Princess Beatrice reveals name of new-born daughter

Princess Beatrice and her husband, Edoardo Mapelli Mozzi, have revealed the name of their new-born daughter on social media.

The baby girl, named Sienna Elizabeth Mapelli Mozzi, was born September 18 and is the Queen’s 12th great grandchild.

Sienna is the first child the couple share together but Princess Beatrice is stepmother to Wolfie, Mr Mapelli Mozzi’s son from a previous relationship.

On a post on social media, the couple said they were doing well and Wolfie was “the best big brother to Sienna”.