Marie Dompnier
Marie Dompnier is a French actress, singer, and director, born in 1980 in Toulouse, Haute-Garonne, France. She is best known both in France and internationally for her role as Lieutenant Sandra Winckler in the television series Witnesses (Les Témoins).
Marie Dompnier

Lieux-dits · CC BY 3.0
- Name
- Marie Dompnier
- Born
- 1980
- Birthplace
- Toulouse, Haute-Garonne, France.
- Occupation
- Actress
- Nationality
- France
- Languages
- French
VALÉORINE Encyclopedia
VALÉORINE documentary reading
Documentary summary
Marie Dompnier is a French actress, singer, and director, born in 1980 in Toulouse, Haute-Garonne, France. She is best known both in France and internationally for her role as Lieutenant Sandra Winckler in the television series Witnesses (Les Témoins).
Admitted source layer · organised and presented by VALÉORINE
Note VALÉORINE
Marie Dompnier (born 1980) is a French actress, film director and singer. The actress was born in Toulouse. Languages used include French.
Composed from admitted, traceable facts · 01 October 2026
VALÉORINE
Reference Check
Propose documentary evidence for Marie Dompnier. A contribution is never written directly as fact: identity, source, rights and evidence gates still decide.
Sign in to contribute
World of VALÉORINE
Documentary connections
Only confirmed graph relationships appear here. Images are shown only when their identity and reuse rights both pass the documentary gate.
Documentary evidence
Documentary basis
Authority files
wikidata · Q19721334 · wikipedia · Marie Dompnier
In this article
Key facts
Key facts
• Name — Marie Dompnier • Born — 1980 • Birthplace — Toulouse, Haute-Garonne, France. • Occupation — Actress • Years Active — 2007–present
Education
Education
From 2000 to 2002, Dompnier took professional training as an actor in the Ateliers du Sapajou in Paris, Marie furthered her education in 2003, at the Centre Dramatique National in Poitiers. From 2002 to 2004, she also studied at the Conservatoire National Superieur d'Art Dramatique, 5th arrondissement of Paris. Dompnier joined the L’École régionale d’acteurs de Cannes in 2004, graduating in 2007.
Career
Career
Dompnier spent most of her early acting career performing in classical and contemporary works in the theatre. Dompnier was part of the company Artéria in residence at the Théâtre du Soleil until 2004. Then Marie joined the collective "La Vie brief", with whom she played Robert Plankett in 2011, in a staging of Jeanne Candel In 2014, Dompnier was part of the taste of fake and other songs, in Jeanne Candel. In 2012, she appeared for the first time in the cinema in Dante Desarthe's Je fais feu de tout bois, before securing a small role in the television series Caïn in 2012 and Détectives in 2013. In 2014, she played the role of Charlotte Poussin in the film Les Gazelles alongside myriad actresses including Camille Chamoux, also co-writer. She befriended the latter and staged her show, born under Giscard. Dompnier was spotted during a "face camera" staging, by director Hervé Hadmar, and offered her the main role of his TV series Witnesses on France 2 alongside Thierry Lhermitte in 2015. At the time, Dompnier was unknown to the general public and the channel was hesitant to accept the casting, but the creators confirm their choice. Thanks to this role of Lieutenant Sandra Winckler, she obtained the Golden FIPA of female interpretation at the Festival International des programmes audiovisuals of Biarritz 2015. The British TV company Channel 4 secured rights to air the first series of French crime TV series Witnesses in 2015, and the BBC acquired rights to broadcast series 2 of Witnesses on BBC 4 and I-Player in late 2017. In 2019, Dompnier starred in the disaster TV miniseries La Dernière Vague (The Last Wave), for France 2. In 2021, Dompnier starred in the Rodolphe Tissot directed television film Clèves, and as La directrice d'enquête in the French feature film Les Choses humaines (En. The Accusation). The same year she appeared in the Yann Gozlan-directed 2021 mystery thriller film Black Box as Pauline.
Television
Television
• Year — Title — Role — Notes / ref • 2012 — Caïn — Sophie Blanchard — 1 episode - Otages • 2013 — Fais pas ci, fais pas ça — Maman voisine — 1 episode - Une petite zone de turbulences • 2013 — Détectives — Magalie — 1 episode - Doubles vies • 2014 — Le système de Ponzi — Lucy Meli — TV film • 2014 — Petits secrets entre voisins — Gina — 1 episode - Une mère absente • 2015 — Le passe-muraille (En. The wall-pass) — Ariane — TV film • 2016 — The Tunnel — Madeleine Fournier — 1 episode - 2.1 • 2017 — C à vous (En. C to you) — Herself — 2 episodes • 2017 — Vivement la télé (En. Definitely TV) — Herself — 1 episode • 2014-2017 — Witnesses — Sandra Winckler — Lead role- 14 episodes • 2019 — Jeux d'influence (En. The Inside Game) — Florence Delpierre — 5 episodes • 2019 — Suspicions — Marion Maléval — 3 episodes • 2019 — La Dernière Vague (En. The Last Wave) — Lena Lebon — 6 episodes • 2019 — Alexandra Ehle (En. The Coroner) — Nathalie Lautreme — 1 episode • 2021 — Prière d'enquêter (En. Please investigate) — Juliette — 1 episode - "Oeil pour oeil" (En. An eye for an eye) • 2021 — Capitaine Marleau — Lily Terrier — S4.E4 "L'homme qui brûle" (En. The Burning Man) • 2021 — Clèves — La mère de Myrtille — TV film • 2023 — Cœurs noirs (En. Dark Hearts) — Adèle Brockner — Main role - 6 episodes
Film
• Year — Title — Role • 2012 — Je fais feu de tout bois (En. I set the forest on fire) — Coralie • 2014 — Diplomacy — La dame maquillée • 2014 — Les Gazelles — Charlotte Poussin • 2019 — Le tapis (Short film) — Monnie • 2021 — Black Box — Pauline • 2021 — The Accusation — La directrice d'enquête • 2022 — 16 ans (En. 16 years) — Carine Cavani • 2023 — Black Lotus — Hélène
Primary material
Documents and archives
reference work
- “Marie Dompnier”, English Wikipedia, consulted as further reading
Reputable secondary · Wikipedia
authority record
- Wikidata, structured authority record Q19721334: Marie Dompnier
General reference · Wikidata
Awards and nominations
• Year — Award — Category — Nominated work — Result — Ref. • 2015 — Festival International de Programmes Audiovisuels — Series: Fipa d'or Best Actress — Witnesses • 2015 — ACS Awards — Best Actress — Witnesses
Notes from the source article
Cited by Wikipedia
Notes from the source article
These works are cited by the source article, in its own numbering. They are recorded as its citations, not as sources VALÉORINE has verified.
- 1.Isabelle Dhombres. Les Témoins : qui est Marie Dompnier, la partenaire de Thierry Lhermitte ?. Télé Star. 18 March 2015.
- 2.francais-express.com. Marie Dompnier (Sandra Winckler dans "Les Témoins"): Qui est-elle ?. 2017.
- 3.Film TV and new media, French embassy to US. French Series Witnesses available in the US: Interview with Marie Dompnier. 2010.
- 4.Biographie de Marie Dompnier. lessensdesmots.eu.
- 5.Channel 4. Interview with Marie Dompnier. 2015.
- 6.BBC 4. BBC Four to air eight-part French drama series Witnesses: A Frozen Death. 2017.
- 7.allocine.fr. The Last Wave: France 2 launches the filming of a fantastic series disaster. 2018.
- 8.radiotimes.com. Clèves. 2021.
- 9.unifrance.org. Marie Dompnier Actrice. 2021.
- 10.unifrance.org. Marie Dompnier Actrice. 2021.
- 11.Marie Dompnier Awards. imdb.com (Index source only).
- 12.FIPA 2015 : Palmarès complet avec Marvellous pour le Fipa d'Or. publikart.net. February 25, 2015.
References
Citations
References
Each reference names the institution holding it, so a reader may go to the document itself.
reference work
Secondary witnessauthority record
General reference
The Encyclopedia exists whether or not anything is for sale. Corrections are recorded rather than overwritten, and every version of this record is kept. Published 17 August 2026.
Elsewhere in Film memorabilia
37,604 published records in this field, each with its sources named.
- Marie AmachoukeliPerson
- Marie BellPerson
- Marie ChampmesléPerson
- Marie DenarnaudPerson
- Marie DorvalPerson
- Marie DresslerPerson
- Marie Du ToitPerson
- Marie EpsteinPerson
Best supported in this field
For owners
Own a work by Marie Dompnier?
A specialist will read what you send and tell you what the house can establish, what it cannot, and whether the object is suited to sale. There is no charge and no obligation. The object stays with you throughout; nothing is shipped to us unless it is arranged in writing beforehand.