Sofia Beatrice Barclay (born 31 August 1988) is an English actress. Barclay was born in central London along with her twin brother. She is the daughter of Ferzana and Aidan Barclay and the granddaughter of Sir David Barclay. Barclay attended Westminster School. She took classes at the Square Theatre School in New York. Originally credited as Sofia Stewart, Barclay began her career in theatre. She played Desdemona in a production of Othello at the Jack Studio Theatre Brockley in 2012 and toured in 2014 with "The Two Worlds of Charlie F." She had other theatre roles: Anna in "Future Conditional" at the Old Vic in 2015 and Natalie in "The Mosquitoes" at the National Theatre in 2017. In 2018 and 2019, Barclay played Selina in the BBC Two legal sitcom "Defending the Guilty" and Alisha in the Hampstead Theatre production "Every Day I Make Greatness Happen", received a small role in the film "In the Dark", and was cast as Adela Zal in the pilot of a potential spin-off of "NYPD Blue" on ABC. She then appeared in Julian Jarrold's film "Sulfur and White".

Barclay had recurring roles as Zarina in the Channel 4 sitcom "We Are Lady Parts" in 2021 and Dr. Sullivan, the sister of Roy Kent (Brett Goldstein), in the second and third seasons of the Apple TV+ sports comedy "Ted Lasso". She became the first actress to play Maya in "The Collaboration" at the Young Vic in 2022. The following year she played Suzie Ray in the romantic comedy "Love Again" and voiced Malala Windsor (Spider-UK) for the Marvel animated sequel "Spider-Man: Across the Spider-Verse". In July 2024, it was announced that Barclay would star alongside Leo Suter in the revival of "Linley" for BBC One and BritBox. She also played Safia Zamil in the Apple TV+ thriller "Prime Target".