The 1983 Davis Cup was the 72nd edition of the ITF competition for men's national tennis teams . The host Australia beat Sweden 3-2 in the final in Melbourne between December 26 and 28 . Australia won its 25th Davis Cup title . For Sweden it was the second final since winning the title in 1975 .
16 teams played in the world group, made up of the 8 best teams from the previous year and the winners of last year's relegation. For Indonesia and Ireland it was the first participation in the world group.
The relegation games to the world group were played from September 30th to October 2nd. The winners played in the world group again in the 1984 season , the losers relegated to the continental zones.