The 1983 World Championship Tennis circuit was one of the two rival professional male tennis circuits of 1983. It was organized by World Championship Tennis (WCT). The WCT circuit withdrew from the Grand Prix circuit in 1982 and established its own full calendar season consisting of 20 tournaments. For the 1983 season the WCT circuit was downsized to eight tournaments and ran from January to May.[1]
 Lendl reached most tour finals | |
| Details | |
|---|---|
| Duration | 1 January 1983 – 1 May 1983 |
| Edition | 12th |
| Tournaments | 8 |
| Achievements (singles) | |
| Most tournament titles |  Ivan Lendl  John McEnroe (2) |
| Most tournament finals | Ivan Lendl (3) |
← 1982 1984 → | |
- ^ John Barrett, ed. (1984). World of Tennis 1984. London: Willow Books. pp. 165–168. ISBN 0002181223.