| Honorific-Prefix: | The Most Reverend |
| Karl Berg | |
| Archbishop of Salzburg | |
| Church: | Catholic Church |
| Archdiocese: | Salzburg |
| Appointed: | 26 December 1972 by Pope Paul VI |
| Term End: | 5 September 1988 |
| Predecessor: | Eduard Macheiner |
| Successor: | Georg Eder |
| Ordination: | 29 October 1933 |
| Consecration: | 25 February 1973 |
| Consecrated By: | Andreas Rohracher |
| Birth Date: | 27 December 1908 |
| Birth Place: | Radstadt, Austria-Hungary |
| Death Place: | Vienna, Austria |
| Coat Of Arms: | COA archbishop AT Berg Karl.png |
| Motto: | Latin Uni Trinoque Domino |
Karl Berg (27 December 1908 – 1 September 1997) was an Austrian Catholic cleric and Archbishop of Salzburg from 1973 to 1988.
Berg was born on 27 December 1908 in the Austrian town of Radstadt. He was ordained into priesthood on 29 October 1933. Following his selection as Archbishop of Salzburg in 1972, he was confirmed on 9 January 1973. He held the post until his retirement on 5 September 1988.[1] From 1985 to 1988, he was president of the Austrian Bishops' Conference.[2] He died on 1 September 1997.The anti-Wackersdorf reprocessing plant-monument on Mozartplatz (Salzburg) is, among others also dedicated to him.
His motto was Uni Trinoque Domino, which is translated from Latin as "To the One and Threefold Lord".