Juan Carlos Aramburu (February 11, 1912 – November 18, 2004) was the Roman Catholic Archbishop of Buenos Aires, Argentina, from 1975 to 1990, and was named to the College of Cardinals by Pope Paul VI in the consistory of 1976. In 1967 he was named coadjutor archbishop of Buenos Aires, and on April 22, 1975 he was installed as archbishop, succeeding Antonio Caggiano. He was elevated to Cardinal one year later, on May 24, 1976.