Men's singles
1981 Player's Canadian Open
Final
Champion	Ivan Lendl
Runner-up	Eliot Teltscher
Score	6–3, 6–2
Details
Draw	64
Seeds	16
Events
Singles men women Doubles men women
← 1980 · Player's Canadian Open · 1982 →

Ivan Lendl was the defending champion.

Lendl successfully defended his title, defeating Eliot Teltscher in the final, 6–3, 6–2.

	Semifinals							Final
	10	Vijay Amritraj	6	2	3
	6	Eliot Teltscher	1	6	6
								6	Eliot Teltscher	3	2
								4	Ivan Lendl	6	6
	4	Ivan Lendl	5	6	6
	15	Shlomo Glickstein	7	2	3

	First round							Second round							Third round							Quarterfinals
	1	J McEnroe	6	6
		P Hjertquist	3	2				1	J McEnroe	6	6
		J Lloyd	1	3					P Fleming	3	2
		P Fleming	6	6											1	J McEnroe	7	6	1
		H Simonsson	7	6											10	V Amritraj	5	7	6
		B Cowan	6	4					H Simonsson	1	6	2
		D Carter	0	4				10	V Amritraj	6	4	6
	10	V Amritraj	6	6																		10	V Amritraj	6	6
	12	S Giammalva Jr.	6	6																			S Denton	2	2
		T Wilkison	3	4				12	S Giammalva Jr.	6	3
		B Mitton	6	4	6				B Mitton	7	6
		JC Ayala	4	6	1											B Mitton	6	5	6
		R Van't Hof	2	2												S Denton	4	7	7
		S Denton	6	6					S Denton	1	7	6
		F Taygan	3	2				8	V Gerulaitis	6	6	4
	8	V Gerulaitis	6	6

	First round							Second round							Third round							Quarterfinals
	3	J Connors	4	3
		T Waltke	6	6					T Waltke	2	7	3
		R Stadler	1	6	2				C Roger-Vasselin	6	6	6
		C Roger-Vasselin	6	4	6											C Roger-Vasselin	3	2
		H Günthardt	6	6												H Günthardt	6	6
	Q	N O'Rourke	0	1					H Günthardt	3	6	6
	WC	G Michibata	4	2				16	K Curren	6	3	2
	16	K Curren	6	6																			H Günthardt	4	2
	11	T Šmíd	6	7																		6	E Teltscher	6	6
	Q	M Dickson	2	6				11	T Šmíd	7	3	7
		J Norbäck	5	0					B Manson	6	6	6
		B Manson	7	6											11	T Šmíd	3	4
		B Fritz	6	6											6	E Teltscher	6	6
	WC	S Bonneau	4	1					B Fritz	3	1
	Q	R Meyers	4	0				6	E Teltscher	6	6
	6	E Teltscher	6	6

	First round							Second round							Third round							Quarterfinals
	7	B Teacher	5	6	6
		J Austin	7	2	4			7	B Teacher	6	7
		J Gurfein	3	6	6				J Gurfein	3	6
		P Du Pré	6	2	4										7	B Teacher	3	6	6
		B Drewett	7	7												B Drewett	6	3	3
	Q	J Brabenec	5	6					B Drewett	2	6	6
		S Meister	6	6					S Meister	6	1	1
	LL	D Schneider	4	4																		7	B Teacher	1	1
	9	J Sadri	6	6																		4	I Lendl	6	6
		M Edmondson	1	4				9	J Sadri	4	6	5
		A Amritraj	6	6					A Amritraj	6	4	7
	Q	G Holroyd	3	4												A Amritraj	0	3
		Ti Gullikson	6	6											4	I Lendl	6	6
		T Tulasne	3	1					Ti Gullikson	1	2
		C Lewis	2	6	1			4	I Lendl	6	6
	4	I Lendl	6	3	6

	First round							Second round							Third round							Quarterfinals
	5	P McNamara	6	6
		T Giammalva	3	3				5	P McNamara	6	6
		J Fitzgerald	6	6					J Fitzgerald	2	4
	Q	A Kohlberg	0	2											5	P McNamara	4	6	3
		P Dent	2	6	6										15	S Glickstein	6	3	6
		R Simpson	6	4	7				R Simpson	3	3
		S Docherty	7	3	3			15	S Glickstein	6	6
	15	S Glickstein	6	6	6																	15	S Glickstein	3	6	6
	13	To Gullikson	6	6																			R Krishnan	6	3	4
		D Bedel	3	0				13	To Gullikson	5	6	6
		R Fagel	6	2					P Feigl	7	1	4
		P Feigl	7	6											13	To Gullikson	1	3
		N Saviano	6	3	2											R Krishnan	6	6
		R Krishnan	2	6	6				R Krishnan	7	6
		S Stewart	6	5	7				S Stewart	5	1
	LL	T Lundy	4	7	5

• Main draw