Sian Brooke is a British actress, known for portraying Eurus Holmes in Sherlock.
Sian Elizabeth Phillips was born in Lichfield, Staffordshire, England in 1980 and is the youngest of three siblings. She took on a stage name to avoid confusion with fellow actress Siân Phillips, choosing Brooke after an English Civil War general Lord Brooke who was killed at Lichfield. She is the daughter of a police officer and a teacher. Her parents are Welsh. Brooke’s early education was at The Friary School in Lichfield. She initially joined the Lichfield Youth Theatre at the age of 11 before becoming a member of the National Youth Theatre and subsequently training at the Royal Academy of Dramatic Art (RADA), from where she graduated in 2002.
In 2017, Brooke starred in the fourth season of television crime drama Sherlock as Sherlock Holmes’ secret sister, Eurus. She initially auditioned for multiple characters in the show before the showrunners told Brooke that all the characters were one, Eurus, who would be a master of disguise Michael Hogan writing for The Daily Telegraph in his review of the third episode of the season commented that the role was “a star-making turn from Sian Brooke”.] Later in the year, she appeared with Sheridan Smith and Gemma Whelan in the BBC miniseries The Moorside, based on the kidnapping of Shannon Matthews.
Brooke is married to actor and director Bill Buckhurst and they have two children.