Jaime Jorge Guzmán Errázuriz (June 28, 1946 – April 1, 1991) was a Chilean constitutional law professor, speechwriter and member and doctrinal founder of the conservative Independent Democrat Union party. In the 1960s he opposed the University Reform and became an avid organizer of the Gremialist movement. He opposed President Salvador Allende and later became a close advisor of Pinochet and his dictatorship. A professor of Constitutional Law, he played an important part in the drafting of the 1980 Chilean Constitution. He served briefly as senator during the transition to democracy before being assassinated in 1991 by members of the communist urban guerrilla Manuel Rodríguez Patriotic Front.