title: L'Affaire Lafarge
text: # L'Affaire Lafarge
  
  L'Affaire Lafarge may refer to:
  
  * The 1840 trial and conviction of Marie Lafarge for murdering her husband by arsenic poisoning
  * The Lafarge Case (L'Affaire Lafarge), a 1938 French film based on the 1840 case
  * Allegations against French cement company Lafarge involving complicity in crimes against humanity
  