Clémence Poésy

Clémence Guichard, known professionally as Clémence Poésy, is a French actress and fashion model born on 30 October 1982. Active in film and television since 1999 in both French and English-language productions, she began acting on stage as a child. She is best known for her roles as Fleur Delacour in the Harry Potter film series, Chloë in In Bruges, Rana in 127 Hours, Natasha Rostova in War and Peace, and Elise Wassermann in the crime drama series The Tunnel.

Poésy was born in L'Haÿ-les-Roses, Paris, the daughter of theatre director Étienne Guichard and French teacher Danièle Poésy. Raised in Châtenay-Malabry alongside her younger sister, Maëlle, both sisters adopted their mother's maiden name for their acting careers. Poésy attended the alternative school La Source, spent a school exchange in Canada at age 13, and attended the École Alsacienne on a scholarship. She trained in drama at the Conservatoire National Supérieur d'Art Dramatique, the Atelier International de Blanche Salant et Paul Weaver, and Paris Nanterre University.

Her first English-speaking role was Mary, Queen of Scots, in the 2004 BBC miniseries Gunpowder, Treason & Plot, winning a 2005 Golden FIPA award. In 2005, she joined the Harry Potter series as Fleur Delacour in The Goblet of Fire, a role she reprised in 2010 and 2011. Her early film and television work also includes the 2007 miniseries War and Peace, the 2008 black comedy thriller In Bruges, and a recurring role as Eva in Gossip Girl.

In 2010, Poésy appeared in 127 Hours, followed by leads in Lullaby for Pi and The Silence of Joan in 2011. She starred in the BBC adaptation of Birdsong, played Queen Isabella in Richard II, and made her Broadway debut in Cyrano de Bergerac in 2012. Between 2013 and 2018, she starred in the 24-episode series The Tunnel, appeared in Mr. Morgan's Last Love alongside Michael Caine, and had roles in The Ones Below, Final Portrait, and Genius.

Poésy starred in Christopher Nolan's 2020 film Tenet and portrayed a French Resistance fighter in Resistance (2020), a role connected to her grandmother's history in World War II. Her subsequent credits include The Essex Serpent (2022), The Last Rifleman (2023), The Walking Dead: Daryl Dixon, Sambre - Anatomy of a Crime, and King & Conqueror (2024). On stage, she performed in Je Danse Toujours (2013) and Uncle Vanya (2019).

Parallel to her acting, Poésy has modeled for magazines such as i-D, Jalouse, Yen, and Nylon. She became a spokesmodel for Chloé fragrances starting in 2007, modeled for Gap and G-Star Raw, and represented Shiseido skincare lines. She has also served as a long-time brand ambassador and front-row fixture for Chanel.

Fluent in French and English, Poésy resides between Paris and east London. A self-described feminist, she has been an ambassador for the Women's WorldWide Web since 2014. She gave birth to her first child in 2017 and subsequently welcomed two more children.