Jorge Arturo Agustín Medina Estévez was a Chilean prelate of the Catholic Church who held senior positions both in his native country and in the Roman Curia. He was prefect of the Congregation for Divine Worship and the Discipline of the Sacraments from 1996 to 2002 and was made a cardinal in 1998. Beginning in 1985 he served as auxiliary bishop and then from 1987 bishop of Rancagua and then bishop of Valparaíso from 1993 to 1996.