Lucy Boynton (born January 17, 1994) is a British actress. Her first professional role was as the young Beatrix Potter in Miss Potter (2006), for which she was nominated for the Young Artist Award for Best Performance in a Feature Film – Supporting Young Actress. She went on to play Posy Fossil in 2007 in the BBC film Ballet Shoes. She also played the role of Margaret Dashwood in the BBC serial Sense and Sensibility (2008). She portrayed the mysterious model Raphina in the 2016 film Sing Street, a ghost Polly Parsons in the 2016 film I Am the Pretty Thing That Lives in the House and Countess Helena Andrenyi in the 2017 adaptation of Murder on the Orient Express.
She played Freddie Mercury’s partner, Mary Austin, in the biopic Bohemian Rhapsody (2018), for which earned the cast a nomination for Outstanding Performance by a Cast in a Motion Picture at the 25th Screen Actors Guild Awards. She portrayed Astrid Sloan in the Netflix series The Politician (2019–2020).

2014 • TV

2019 • TV

2023 • Movie

2003 • TV

2006 • TV

2018 • Movie
as Proust Barbie
as Mary Austin
as Countess Elena Andrenyi
as Andrea
as Young Beatrix
as Self / Mary Austin
as Lea Marquis
as Raphina
as Rice
as Esther Hagadorn
as Posy Fossil
as Harriet Gibbons
as Marie Antoinette
as Rose
as Charlotte
as Chloe
as Lucy
as Claire Douglas
as Self
as Self
1 episodes
as Self
1 episodes
as Self - Guest
1 episodes
as Self
1 episodes
as Zoe Suskin
1 episodes
as Paula
1 episodes
as Astrid Sloan
15 episodes
as Allison Adams
10 episodes
as Margaret Dashwood
3 episodes
as Ruth Ellis
4 episodes
as Frankie Derwent
3 episodes
as Jean Courtney
6 episodes
as Angelica Garnett
3 episodes