Enriqueta Martí i Ripollés was a Spanish child serial killer, kidnapper, prostitute and procuress of children. She was called "The Vampire of carrer Ponent", "The Vampire of Barcelona" and "The Vampire of the Raval" in the press.

El Raval is a neighborhood in the Ciutat Vella district of Barcelona, the capital city of Catalonia. The neighborhood, especially the part closest to the old port, was formerly (informally) known as Barri Xinès or Barrio Chino, meaning "Chinatown". El Raval is one of the two historical neighborhoods that border La Rambla, the other being the Barri Gòtic; it contains some 50,000 people.