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September 11, 2026Short & citedBlog
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People File • Academic

Sandra Gaudet

Sandra Gaudet was a 14-year-old girl from Val-d'Or, Quebec, who was killed in March 1990.

Updated September 11, 20261 min readCited sources

Sandra Gaudet was a 14-year-old girl from Val-d'Or, Quebec, killed in March 1990. Her case became a well-known Quebec criminal case involving wrongful conviction debates.

Background

Sandra Gaudet was a teenager living in Val-d'Or, in the Abitibi-Témiscamingue region of Quebec. Public reporting places her death in March 1990, when she was 14 years old.

The 1990 case

According to reporting, Gaudet disappeared after an evening out on 9 March 1990 and was later found dead near Chemin de la Baie-Carrière in Val-d'Or. The case led to convictions of Billy Taillefer and Hugues Duguay, which were later challenged in subsequent legal proceedings.

The case has been revisited in media coverage and commentary about investigative errors and disclosure of evidence. It remains a significant Quebec criminal case in public memory.

In short

  • Sandra Gaudet was a 14-year-old from Val-d'Or, Quebec, killed in March 1990.
  • Her death followed an evening out on 9 March 1990; she was found dead near Chemin de la Baie-Carrière.
  • Two men were convicted but their cases later faced serious scrutiny over evidence disclosure.
  • The case is a notable example in Quebec's wrongful conviction discussions.
Canadian angle

The case is significant for Canadian readers because it is a prominent Quebec criminal case involving Val-d'Or, Quebec, and later debate about police investigation, prosecution, and wrongful convictions.

Quick questions

Who is Sandra Gaudet?
Sandra Gaudet was a 14-year-old girl from Val-d'Or, Quebec, who was killed in 1990 and became the subject of a major criminal case.
What happened to Sandra Gaudet?
She disappeared after an evening out on 9 March 1990 and was later found dead in Val-d'Or; reporting says she had been sexually assaulted and strangled.
Is Sandra Gaudet related to a famous case?
Yes. Her death is tied to a well-known Quebec murder case involving Billy Taillefer and Hugues Duguay, with later controversy over the convictions and evidence handling.

Sources

  1. Radio-Canada — https://ici.radio-canada.ca/nouvelle/1022514/qui-a-tue-sandra-gaudet
    Supports: Sandra Gaudet was 14, disappeared in March 1990 in Val-d'Or, and was later found dead; Billy Taillefer and Hugues Duguay were accused and convicted.
  2. The Globe and Mail — https://www.theglobeandmail.com/news/national/court-quashes-convictions-in-girls-slaying/article1048880/
    Supports: Supreme Court action annulled convictions and discussed disclosure failures and retrial/appeal outcomes in the Sandra Gaudet case.
  3. Meurtres et disparitions — https://www.facebook.com/meurtresetdisparitions/posts/le-10-mars-1990-sandra-gaudet-14-ans-%C3%A9tait-tu%C3%A9e-et-retrouv%C3%A9e-pr%C3%A8s-du-chemin-de-l/1623952364437703/
    Supports: States Sandra Gaudet was 14, killed in Val-d'Or on 10 March 1990, and names Billy Taillefer and Hugues Duguay as later convicted.
  4. Meurtres et disparitions — https://meurtresetdisparitions.com/en/2019/10/03/val-dor-sandra-gaudet-murdered-march-10-1990/
    Supports: Provides background on the evening of her disappearance, discovery of her body, and later convictions and releases.
  5. Radio-Canada — https://ici.radio-canada.ca/nouvelle/2089044/meurtre-enquete-val-dor-bernheim
    Supports: Shows the case remains publicly discussed decades later and notes earlier convictions in the murder of Sandra Gaudet.