François_Bertrand
Sergeant François Bertrand (1823–1878), known as the Vampire of Montparnasse, was a sergeant in the French Army. He was arrested in 1849 for necrophilia and jailed for one year. In 1856, he moved to Le Havre. In his later life, he worked as clerk, mailman, and lighthouse keeper. He died on 25 February 1878.