| Singles | |
|---|---|
| 1980 World Championship Tennis Finals | |
| Champion |
|
| Runner-up |
|
| Final score | 2–6, 7–6, 6–1, 6–2 |
John McEnroe was the defending champion but lost in the final 2–6, 7–6, 6–1, 6–2 to Jimmy Connors.
A champion seed is indicated in bold text while text in italics indicates the round in which that seed was eliminated.