1978 Swiss Indoors – Singles

Singles
1978 Swiss Indoors
Champion	Guillermo Vilas
Runner-up	John McEnroe
Score	6–3, 5–7, 7–5, 6–4
Draw	32
Seeds	8

The 1978 Swiss Indoors – Singles was an event of the 1978 Swiss Indoors tennis tournament and was played on indoor hard courts at the St. Jakobshalle in Basel, Switzerland, between 24 October and 29 October 1978. The draw comprised 32 players and eight of them were seeded. Björn Borg was the defending Swiss Indoors singles champion but did not participate in this edition. First-seeded Guillermo Vilas won the singles title after a win in the final against second-seeded John McEnroe, 6–3, 5–7, 7–5, 6–4.^[1][2]

	Semifinals							Final
	1	Guillermo Vilas	6	6
	3	Wojciech Fibak	3	0
								1	Guillermo Vilas	6	5	7
								2	John McEnroe	3	7	5
	5	Victor Amaya	3	2
	2	John McEnroe	6	6

	First Round							Second Round							Quarterfinals							Semifinals
	1	Guillermo Vilas	6	6
		Ivan Dupasquier	1	2				1	Guillermo Vilas	6	3	6
		Louk Sanders	6	7					Louk Sanders	2	6	3
		Trey Waltke	4	5											1	Guillermo Vilas	6	6	7
		Anand Amritraj	4	4											Q	Rolf Gehring	2	7	6
	Q	Rolf Gehring	6	6				Q	Rolf Gehring	3	6	7
	Q	Rohun Beven	4	3				6	Vijay Amritraj	6	1	5
	6	Vijay Amritraj	6	6																		1	Guillermo Vilas	6	6
	3	Wojciech Fibak	7	7																		3	Wojciech Fibak	3	0
	Q	Paul van Min	5	5				3	Wojciech Fibak	6	6
		Mark Cox	7	6					Mark Cox	2	3
		Colin Dowdeswell	6	3											3	Wojciech Fibak	6	6
		Ángel Giménez	6	6											8	Ulrich Pinner	4	3
	Q	David Schneider	3	2					Ángel Giménez	6	2	3
		Dick R. Bohrnstedt	5	4				8	Ulrich Pinner	2	6	6
	8	Ulrich Pinner	7	6

	First Round							Second Round							Quarterfinals							Semifinals
	5	Victor Amaya	6	6
		Markus Günthardt	2	3				5	Victor Amaya	6	6
		Ion Țiriac	4	3					Gianni Ocleppo	1	2
		Gianni Ocleppo	6	6											5	Victor Amaya	6	6
		Jiří Hřebec	6	2												Raymond Moore	4	2
		Ismail El Shafei	7	6					Ismail El Shafei	6	4	6
		Raymond Moore	6	6					Raymond Moore	3	6	7
	4	John Lloyd	3	3																		5	Victor Amaya	3	2
	7	Vladimír Zedník	3	7	6																	2	John McEnroe	6	6
		Patrice Dominguez	6	6	7				Patrice Dominguez	6	6	3
		Heinz Günthardt	6	6					Heinz Günthardt	1	7	6
		Javier Soler	2	0												Heinz Günthardt	6	3	0
		Bernard Fritz	6	6											2	John McEnroe	4	6	6
		Andrew Pattison	4	4					Bernard Fritz	3	2
		Bruce Manson	2	2				2	John McEnroe	6	6
	2	John McEnroe	6	6

• ITF tournament edition details