The surname Osti or Osty may refer to: Carlo Osti, Italian footballer Eugène Osty, French physician and psychical researcher Éva Osty, birth name of Éva Darlan, French actress Jean Osty, pen name Jean Lartéguy, French writer, journalist and former soldier Josip Osti, Bosnian poet, prose writer and essayist, literary critic, anthologist and translator Massimo Osti, Italian garment engineer Wikipedia