2011 Rogers Cup – Women's singles

Serena Williams defeated Samantha Stosur in the final, 6–4, 6–2 to win the women's singles tennis title at the 2011 Canadian Open.^[1][2] It was her second Canadian Open title.

Women's singles
2011 Rogers Cup
Champion	Serena Williams
Runner-up	Samantha Stosur
Score	6–4, 6–2
Draw	56
Seeds	16

Caroline Wozniacki was the defending champion,^[3] but lost to Roberta Vinci in the second round.^[4]

Seeds

The top eight seeds receive a bye into the second round.

1. Caroline Wozniacki (second round)
2. Kim Clijsters (second round, retired because of an abdominal injury)
3. Vera Zvonareva (third round)
4. Victoria Azarenka (semifinals)
5. Maria Sharapova (third round)
6. Li Na (third round)
7. Petra Kvitová (third round)
8. Francesca Schiavone (third round)
9. Marion Bartoli (first round)
10. Samantha Stosur (final)
11. Andrea Petkovic (quarterfinals)
12. Svetlana Kuznetsova (first round)
13. Agnieszka Radwańska (semifinals)
14. Anastasia Pavlyuchenkova (first round)
15. Jelena Janković (first round)
16. Dominika Cibulková (first round, retired because of a left abdominal strain)

Qualifying

Main article: 2011 Rogers Cup – Women's singles qualifying

Main draw

Key

• Q = Qualifier
• WC = Wild card
• LL = Lucky loser
• Alt = Alternate
• ITF = ITF entry
• PR = Protected ranking
• SR = Special ranking
• SE = Special exempt
• JE = Junior exempt
• JR = Junior Accelerator Programme entrant
• CO = College Accelerator Programme entrant
• NG = Next Gen Accelerator Program entrant
• w/o = Walkover
• r = Retired
• d = Defaulted

Finals

	Quarterfinals							Semifinals							Final
		Roberta Vinci	4	1
	10	Samantha Stosur	6	6
								10	Samantha Stosur	6	5	6
								13	Agnieszka Radwańska	2	7	2
	13	Agnieszka Radwańska	6	6
	11	Andrea Petkovic	4	3
															10	Samantha Stosur	4	2
																Serena Williams	6	6
	Q	Galina Voskoboeva	1	2
	4	Victoria Azarenka	6	6
								4	Victoria Azarenka	3	3
									Serena Williams	6	6
		Lucie Šafářová	6	3	2
		Serena Williams	4	6	6

Top half

Section 1

	First round							Second round							Third round							Quarterfinals
								1	C Wozniacki	4	5
		Y Wickmayer	4	2					R Vinci	6	7
		R Vinci	6	6												R Vinci	77	6
	Q	S Zhang	1	1												A Ivanovic	63	2
		A Ivanovic	6	6					A Ivanovic	6	6
	Q	I Benešová	7	4	1			Q	I Benešová	3	2
	16	D Cibulková	5	6	3r																		R Vinci	4	1
	10	S Stosur	4	6	6																	10	S Stosur	6	6
		A Morita	6	2	3			10	S Stosur	6	6
	WC	A Wozniak	6	6				WC	A Wozniak	3	4
		S Pe'er	1	0											10	S Stosur	6	6
		S Peng	6	7											6	N Li	2	4
	LL	L Domínguez Lino	1	5					S Peng
								6	N Li	w/o

Section 2

	First round							Second round							Third round							Quarterfinals
								3	V Zvonareva	7	6
		J Gajdošová	1	2					N Petrova	5	4
		N Petrova	6	6											3	V Zvonareva	4	64
	Q	P Martić	1	6	6										13	A Radwańska	6	77
		L Hradecká	6	4	4			Q	P Martić	3	3
		E Vesnina	4	1				13	A Radwańska	6	6
	13	A Radwańska	6	6																		13	A Radwańska	6	6
	11	A Petkovic	6	6																		11	A Petkovic	4	3
	WC	E Bouchard	2	2				11	A Petkovic	6	7
		K Zakopalová	3	1				Q	G Arn	4	5
	Q	G Arn	6	6											11	A Petkovic	6	6
		A Medina Garrigues	7	6											7	P Kvitová	1	2
		S Errani	5	1					A Medina Garrigues	63	3
								7	P Kvitová	77	6

Bottom half

Section 3

	First round							Second round							Third round							Quarterfinals
								5	M Sharapova	6	7
	Q	B Jovanovski	2					Q	B Jovanovski	1	5
		J Dokić	0	r											5	M Sharapova	3	5
		F Pennetta	6	6											Q	G Voskoboeva	6	7
		M Kirilenko	3	1					F Pennetta	6	3	2
	Q	G Voskoboeva	6	6				Q	G Voskoboeva	2	6	6
	9	M Bartoli	3	3																		Q	G Voskoboeva	1	2
	14	A Pavlyuchenkova	6	4	1																	4	V Azarenka	6	6
	Q	MJ Martínez Sánchez	3	6	6			Q	MJ Martínez Sánchez	7	6
		D Hantuchová	6	6					D Hantuchová	5	2
		G Dulko	3	4											Q	MJ Martínez Sánchez	1	2
	WC	S Dubois	77	6											4	V Azarenka	6	6
	Q	K Wörle	64	1				WC	S Dubois	0	0
								4	V Azarenka	6	6

Section 4

	First round							Second round							Third round							Quarterfinals
								8	F Schiavone	6	6
		E Makarova	78	6					E Makarova	1	3
		R Marino	66	4											8	F Schiavone	3	3
		L Šafářová	6	4	6											L Šafářová	6	6
	Q	P Hercog	3	6	3				L Šafářová	6	6
	Q	S Halep	4	6	6			Q	S Halep	2	4
	12	S Kuznetsova	6	4	3																		L Šafářová	6	3	2
	15	J Janković	1	3																			S Williams	4	6	6
		J Görges	6	6					J Görges	1	67
	PR	A Bondarenko	0	3					S Williams	6	79
		S Williams	6	6												S Williams	4	6	6
	Q	A Brianti	2	1											Q	J Zheng	6	3	3
	Q	J Zheng	6	6				Q	J Zheng	3	2
								2	K Clijsters	6	1r