Lucio Ángel Vallejo Balda (b. Villamediana de Iregua, Logroño, Spain, 12 June 1961) is a Vatican monsignor who was jailed for leaking official documents in the Vatileaks scandal. The clergyman admitted to passing classified documents to journalists. He is highest-ranking Vatican official ever to be arrested.Pope Francis granted him clemency after he served half of the 18-month jail sentence.