Manuel de Dios Unanue (4 January 1943 – 11 March 1992) was a Cuban-born US journalist, radio show host, anti-drug crusading editor of magazines Cambio XXI and Crimen, and editor-in-chief of El Diario La Prensa, New York City's largest Spanish-language daily newspaper.He was murdered in Queens, New York, on 11 March 1992, by alleged hit man Alejandro Wilson Mejia-Velez.
His murder marked the first time a journalist on United States soil had been killed by Colombian drug traffickers.