WCT Invitational
| WCT Invitational | |
|---|---|
| Defunct tennis tournament | |
| Tour | WCT Tour | 
| Founded | 1978 | 
| Abolished | 1981 | 
| Editions | 4 | 
| Location | Forest Hills, New York, US (1978–1979) Salisbury, Maryland, US (1980–1981) | 
| Surface | Clay, (1978–79) Carpet (1980–81) | 
The WCT Invitational was a professional men's tennis tournament held from 1978 through 1981 in the United States. The tournament was held in Forest Hills, New York on clay courts from 1978–79 and in Salisbury, Maryland on indoor carpet courts from 1980–81. The singles event was played as a round-robin format and a doubles event was played when the tournament was held in Forest Hills, also in a round-robin format.
Finals
Singles
| Location | Year | Champions | Runners-up | Score | 
|---|---|---|---|---|
| Forest Hills | 1978 |  Vitas Gerulaitis | .svg.png) Ilie Năstase | 6–2, 6–0 | 
| 1979 |  Eddie Dibbs |  Harold Solomon | 7–6, 6–1 | |
| Salisbury | 1980 |  Björn Borg |  Vijay Amritraj | 7–5, 6–1, 6–3 | 
| 1981 |  Bill Scanlon |  Vijay Amritraj | 3–6, 6–2, 6–4, 3–6, 6–4 | 
Doubles
| Location | Year | Champions | Runners-up | Score | 
|---|---|---|---|---|
| Forest Hills | 1978 | .svg.png) John Alexander .svg.png) Phil Dent |  Fred McNair  Sherwood Stewart | 7–6, 7–6 | 
| 1979 |  Peter Fleming  John McEnroe |  Gene Mayer  Sandy Mayer | 6–7, 7–6, 6–3 |