1991 Swiss Indoors – Singles

John McEnroe was the defending champion, but lost in the final to Jakob Hlasek. The score was 7–6^(7–4), 6–0, 6–3.

Singles
1991 Swiss Indoors
Champion	Jakob Hlasek
Runner-up	John McEnroe
Score	7–6(7–4), 6–0, 6–3
Draw	32 (3WC/4Q)
Seeds	8

Main article: 1991 Swiss Indoors

Seeds

1. Michael Stich (first round)
2. Karel Nováček (quarterfinals)
3. Sergi Bruguera (second round)
4. Petr Korda (second round)
5. Andrei Cherkasov (first round)
6. Jakob Hlasek (champion)
7. Alexander Volkov (semifinals)
8. John McEnroe (final)

Draw

Key

• Q = Qualifier
• WC = Wild card
• LL = Lucky loser
• Alt = Alternate
• SE = Special exempt
• PR = Protected ranking
• ITF = ITF entry
• JE = Junior exempt
• w/o = Walkover
• r = Retired
• d = Defaulted
• SR = Special ranking

Finals

	Semifinals							Final
	8	John McEnroe	6	6
	WC	Jimmy Connors	1	3
								8	John McEnroe	64	0	3
								6	Jakob Hlasek	77	6	6
	6	Jakob Hlasek	77	65	77
	7	Alexander Volkov	63	77	65

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	M Stich	3	3
		C Bergström	6	6					C Bergström	6	6
	Q	J Carlsson	7	5	6			Q	J Carlsson	3	2
		A Mronz	5	7	3											C Bergström	63	4
		P McEnroe	63	7	6										8	J McEnroe	77	6
	WC	C Mezzadri	77	5	0				P McEnroe	2	4
	Q	T Guardiola	2	4				8	J McEnroe	6	6
	8	J McEnroe	6	6																		8	J McEnroe	6	6
	4	P Korda	3	6	6																	WC	J Connors	1	3
		A Järryd	6	4	3			4	P Korda	3	4
	Q	L Prades	3	1				WC	J Connors	6	6
	WC	J Connors	6	6											WC	J Connors	6	6
		P Canè	4	6	77											A Mansdorf	3	2
	WC	T Enqvist	6	3	65				P Canè	5	4
		A Mansdorf	1	6	6				A Mansdorf	7	6
	5	A Cherkasov	6	3	3

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	6	J Hlasek	6	6
		J Gunnarsson	3	2				6	J Hlasek	710	6
		CU Steeb	6	77					CU Steeb	68	3
		JP Fleurian	0	63											6	J Hlasek	6	6
		K Curren	2	77	6											K Curren	3	4
		M Rosset	6	61	1				K Curren	6	3	6
	Q	D Engel	6	5	62			3	S Bruguera	4	6	3
	3	S Bruguera	2	7	77																	6	J Hlasek	77	65	77
	7	A Volkov	6	6																		7	A Volkov	63	77	65
		G Raoux	3	4				7	A Volkov	6	6
		T Carbonell	7	6					T Carbonell	3	4
		C Saceanu	5	3											7	A Volkov	6	69	6
		N Kulti	6	6											2	K Nováček	1	711	3
		C Caratti	1	4					N Kulti	4	77	62
		P Haarhuis	2	6	3			2	K Nováček	6	62	77
	2	K Nováček	6	1	6

External links

• Official results archive (ATP)
• Official results archive (ITF)