Men's singles
1991 Canadian Open
Champion	Andrei Chesnokov
Runner-up	Petr Korda
Score	3–6, 6–4, 6–3
Draw	56
Seeds	16

Andrei Chesnokov defeated Petr Korda in the final, 3–6, 6–4, 6–3 to win the men's singles tennis title at the 1991 Canadian Open.

Michael Chang was the defending champion, but lost in the second round to Stefano Pescosolido.

Seeds

Draw

Finals

	Semifinals							Final
	1	Ivan Lendl	64	5
	12	Andrei Chesnokov	77	7
								12	Andrei Chesnokov	3	6	6
									Petr Korda	6	4	3
		Petr Korda	3	77	6
	2	Jim Courier	6	61	2

Top half

Section 1

	First round							Second round							Third round							Quarterfinals
								1	I Lendl	4	6	6
		B Pearce	4	1					G Bloom	6	4	4
		G Bloom	6	6											1	I Lendl	6	3	6
	WC	A Sznajder	4	3											15	W Masur	3	6	4
		J Tarango	6	6					J Tarango	77	1	4
		M Woodforde	3	4				15	W Masur	65	6	6
	15	W Masur	6	6																		1	I Lendl	710	67	7
	9	R Reneberg	6	6																			J Grabb	68	79	5
		T Mayotte	3	1				9	R Reneberg	77	2	5
		J Grabb	4	6	78				J Grabb	63	6	7
	Q	J Morgan	6	4	66											J Grabb	4	6	6
		A Mronz	6	6											8	B Gilbert	6	3	4
		S Davis	4	3					A Mronz	3	5
								8	B Gilbert	6	7

Section 2

	First round							Second round							Third round							Quarterfinals
								4	P Sampras	6	4	68
		S Matsuoka	64	77	6				S Matsuoka	2	6	710
		A Boetsch	77	62	3											S Matsuoka	6	6
		P Baur	6	4	65										13	P McEnroe	4	3
	Q	C Garner	4	6	77			Q	C Garner	2	4
		T Witsken	1	1				13	P McEnroe	6	6
	13	P McEnroe	6	6																			S Matsuoka	2	6	5
	12	A Chesnokov	6	6																		12	A Chesnokov	6	3	7
		D Goldie	1	2				12	A Chesnokov	4	6	6
	WC	S Lareau	3	77	6			WC	S Lareau	6	1	3
	Q	Ian Aler	6	65	4										12	A Chesnokov	6	6
		H Holm	5	4												S Pescosolido	4	4
		S Pescosolido	7	6					S Pescosolido	78	3	6
								5	M Chang	66	6	3

Bottom half

Section 3

	First round							Second round							Third round							Quarterfinals
								6	J Hlasek	2	6	6
	Q	N Borwick	6	6				Q	N Borwick	6	4	4
		J Kriek	3	4											6	J Hlasek	78	6
	Q	S Youl	6	66	79										Q	S Youl	66	4
		L Herrera	3	78	67			Q	S Youl	1	6	7
	WC	C Pridham	6	3	7			WC	C Pridham	6	3	5
	11	C Caratti	3	6	5																	6	J Hlasek	63	4
	14	J Yzaga	3	6	3																		P Korda	77	6
		G Raoux	6	1	6				G Raoux	3	7	6
	LL	J Brown	2	5				WC	M Laurendeau	6	5	0
	WC	M Laurendeau	6	7												G Raoux	2	3
	Q	G Pozzi	6	3	64											P Korda	6	6
		P Korda	3	6	77				P Korda	77	6
								3	A Agassi	63	2

Section 4

	First round							Second round							Third round							Quarterfinals
								7	J McEnroe	6	6
		J Arias	77	713					J Arias	1	2
		G Connell	63	611											7	J McEnroe	2	6	65
		J-P Fleurian	3	2											10	D Rostagno	6	1	77
		T Högstedt	6	6					T Högstedt	3	1
		D Pate	6	5	2			10	D Rostagno	6	6
	10	D Rostagno	3	7	6																	10	D Rostagno	3	3
	16	A Mansdorf	6	6																		2	J Courier	6	6
		R Krishnan	2	2				16	A Mansdorf	6	65	6
	Q	S Doseděl	4	6	65				P Lundgren	4	77	1
		P Lundgren	6	3	77										16	A Mansdorf	3	6	3
		M Washington	6	6											2	J Courier	6	3	6
		M Zoecke	4	4					M Washington	5	3
								2	J Courier	7	6

External links

• Main draw