Famous People Who Died in April 1764

  • Apr 15 Madame de Pompadour, French mistress of King Louis XV of France, dies of tuberculosis at 42
  • Apr 15 Peder Horrebow, Danish astronomer who invented the Horrebow-Talcott Method, a method to determine a location's latitude from the stars, dies at 84
  • Apr 17 Johann Mattheson, German composer, dies at 82
  • Apr 27 Jaime de Casellas, Spanish composer, dies at 73