Bismarckia

John McEnroe was the defending champion but lost in the final 2–6, 7–6, 6–1, 6–2 to Jimmy Connors.

Seeds

A champion seed is indicated in bold text while text in italics indicates the round in which that seed was eliminated.

Draw

Key

	Quarterfinals									Semifinals									Final
	1	John McEnroe	6	6	6
		Heinz Günthardt	2	1	0
										1	John McEnroe	6	4	7	6
											Johan Kriek	4	6	6	3
		Johan Kriek	7	6	7
		John Sadri	5	4	5
																			1	John McEnroe	6	6	1	2
																			2	Jimmy Connors	2	7	6	6
		Vijay Amritraj	4	1	3
		Ivan Lendl	6	6	6
											Ivan Lendl	4	5	3
										2	Jimmy Connors	6	7	6
		Bill Scanlon	6	6	4
	2	Jimmy Connors	7	7	6

References

• 1980 World Championship Tennis Finals Draw