1980 ABN World Tennis Tournament – Singles

Main article: 1980 ABN World Tennis Tournament

Björn Borg was the defending champion of the singles event at the ABN World Tennis Tournament, but did not participate in this edition. Unseeded Heinz Günthardt won the title after a victory in the final against first-seeded Gene Mayer 6–2, 6–4.

Singles
1980 ABN World Tennis Tournament
Champion	Heinz Günthardt
Runner-up	Gene Mayer
Score	6–2, 6–4
Draw	32
Seeds	8

Seeds

1. Gene Mayer (final)
2. John Sadri (quarterfinals)
3. Stan Smith (first round)
4. Ivan Lendl (semifinals)
5. Tim Gullikson (first round)
6. Adriano Panatta (second round)
7. Vijay Amritraj (quarterfinals)

Draw

Finals

	Semifinals							Final
	1	Gene Mayer	6	6	6
		Paul McNamee	7	3	1
								1	Gene Mayer	2	4
									Heinz Günthardt	6	6
	4	Ivan Lendl	6	6	3
		Heinz Günthardt	4	7	6

Upper half

	First round							Second round							Quarterfinals							Semifinals
	1	Gene Mayer	6	6
		Peter McNamara	0	1
								1	Gene Mayer	6	6
									Brian Teacher	2	4
		Jean-François Caujolle	2	4
		Brian Teacher	6	6
															1	Gene Mayer	6	6
																Chris Delaney	4	4
	WC	Marc Albert	6	4	5
		Chris Delaney	4	6	7
									Chris Delaney	1	6	7
								6	Adriano Panatta	6	3	5
		Butch Walts	6	6	4
	6	Adriano Panatta	1	7	6
																						1	Gene Mayer	6	6	6
																							Paul McNamee	7	3	1
	3	Stan Smith	2	2
		Paul McNamee	6	6
									Paul McNamee	6	6
									Georges Goven	4	4
	Q	Paul van Min	5	5
		Georges Goven	7	7
																Paul McNamee	6	6
															7	Vijay Amritraj	3	4
		Buster Mottram	6	6
	WC	Eric Wilborts	3	0
									Buster Mottram	7	3	3
								7	Vijay Amritraj	6	6	6
		Bernard Fritz	4	3
	7	Vijay Amritraj	6	6

Lower half

	First round							Second round							Quarterfinals							Semifinals
	LL	Bernard Boileau	6	2	6
		Frew McMillan	3	6	3
								LL	Bernard Boileau	3	6	3
									Ilie Năstase	6	2	6
		Bill Scanlon	6	1
		Ilie Năstase	7	6
																Ilie Năstase	5	1
															4	Ivan Lendl	7	6
		Colin Dibley	6	4
		Terry Rocavert	1	1	r
									Colin Dibley	2	1
								4	Ivan Lendl	6	6
		Gianni Ocleppo	3	4
	4	Ivan Lendl	6	6
																						4	Ivan Lendl	6	6	3
																							Heinz Günthardt	4	7	6
	5	Tim Gullikson	3	4
		Johan Kriek	6	6
									Johan Kriek	4	0
									Heinz Günthardt	6	6
		Leo Palin	5	3
		Heinz Günthardt	7	6
																Heinz Günthardt	7	5	6
															2	John Sadri	6	7	2
		Louk Sanders	6	7
		Carlos Kirmayr	4	5
									Louk Sanders	2	2
								2	John Sadri	6	6
		Hank Pfister	4	4
	2	John Sadri	6	6

External links

• ITF tournament edition details