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Agnès Lassalle Murder Trial

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Trial of minor charged with fatal stabbing of Spanish teacher Agnès Lassalle in Saint-Jean-de-Luz classroom in February 2023. Proceedings begin April 2026 in Pau, France, with psychiatric evaluations presenting conflicting assessments of defendant's mental state and criminal responsibility.

2 reported locations
Geography of the reported facts
  1. Pau, Pyrénées-Atlantiques, France
  2. Saint-Jean-de-Luz, Pyrénées-Atlantiques, France

The story so far

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2026-08-18 to 2026-11-15 · UTC publication dates

Coverage begins 21 Apr, 06:06 UTC

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What happened

The facts
  1. Psychiatric evaluations reveal conflicting assessments of student's mental state

    Three psychiatric examinations were conducted to determine the criminal responsibility of the accused student. The first concluded the adolescent was fully responsible for his actions. The second found a slight diminishment of his judgment. The third determined complete abolition of judgment due to severe anxiety disorder, suicidal history, and a psychotic episode. The defendant claimed a voice told him to commit the act.

    1 corroborating report

  2. Spanish teacher Agnès Lassalle fatally stabbed by student at private school

    Agnès Lassalle, a 52-year-old Spanish teacher at the private Catholic lycée Saint-Thomas-d'Aquin in Saint-Jean-de-Luz, was fatally stabbed in the chest by a 16-year-old student during a classroom lesson. The student locked the classroom door, concealed an 18 cm kitchen knife in paper towels, and stabbed the teacher with a single swift motion. Emergency services arrived but were unable to resuscitate her.

    1 corroborating report

  3. Teacher's funeral marked by partner dancing to Nat King Cole

    The funeral of Agnès Lassalle in March 2023 was notably marked by her long-term partner, Stéphane Voirin, dancing before her coffin to a Nat King Cole song. This moment drew widespread emotional response across France. Voirin and Lassalle had been in a relationship for 13 years and had decided to marry six days before her death.

    1 corroborating report

  4. Minor charged with murder of teacher faces up to 20 years imprisonment

    The student, now 19 years old, faces trial before the juvenile assizes court in Pau for the murder of teacher Agnès Lassalle. The defendant faces a potential sentence of up to 20 years of criminal imprisonment. The trial is being held in closed session and is scheduled to run from Tuesday through Thursday.

    1 corroborating report

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