2011 Western & Southern Open – Women's singles

Maria Sharapova defeated Jelena Janković in the final, 4–6, 7–6^(7–3), 6–3 to win the women's singles tennis title at the 2011 Cincinnati Masters.

Women's singles
2011 Western & Southern Open
Champion	Maria Sharapova
Runner-up	Jelena Janković
Score	4–6, 7–6(7–3), 6–3
Draw	56
Seeds	16

Main article: 2011 Western & Southern Open

Kim Clijsters was the reigning champion, but withdrew due to an abdominal injury.

Seeds

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

1. Caroline Wozniacki (second round)
2. Vera Zvonareva (semifinals)
3. Victoria Azarenka (withdrew due to a right hand injury)
4. Maria Sharapova (champion)
5. Li Na (third round)
6. Petra Kvitová (third round)
7. Francesca Schiavone (third round)
8. Marion Bartoli (third round)
9. Andrea Petkovic (semifinals)
10. Samantha Stosur (quarterfinals)
11. Agnieszka Radwańska (withdrew due to a right shoulder injury)
12. Anastasia Pavlyuchenkova (first round)
13. Jelena Janković (final)
14. Svetlana Kuznetsova (third round)
15. Ana Ivanovic (second round)
16. Peng Shuai (quarterfinals, withdrew due to a left hip injury)
17. Yanina Wickmayer (second round)

Qualifying

Main article: 2011 Western & Southern Open – Women's singles qualifying

Main 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

	Quarterfinals							Semifinals							Final
		Nadia Petrova	5	1
	9	Andrea Petkovic	7	6
								9	Andrea Petkovic	64	1
								13	Jelena Janković	77	6
	16	Peng Shuai
	13	Jelena Janković	w/o
															13	Jelena Janković	6	63	3
															4/WC	Maria Sharapova	4	77	6
	10	Samantha Stosur	3	2
	4/WC	Maria Sharapova	6	6
								4/WC	Maria Sharapova	2	6	6
								2	Vera Zvonareva	6	3	3
		Daniela Hantuchová	3	66
	2	Vera Zvonareva	6	78

Top half

Section 1

	First round							Second round							Third round							Quarterfinals
								1	C Wozniacki	4	5
	WC	C McHale	7	4	6			WC	C McHale	6	7
		T Pironkova	5	6	1										WC	C McHale	3	3
		R Vinci	3	6	4											N Petrova	6	6
		N Petrova	6	0	6				N Petrova	6	77
	Q	A Glatch	0	2				15	A Ivanovic	3	64
	15	A Ivanovic	6	6																			N Petrova	5	1
	9	A Petkovic	5	77	6																	9	A Petkovic	7	6
		J Gajdošová	7	65	2			9	A Petkovic	6	6
	LL	S Arvidsson	0	77	6			LL	S Arvidsson	2	4
	Q	M Niculescu	6	64	3										9	A Petkovic	6	6
		R Marino	5	2											6	P Kvitová	3	3
	Q	C Scheepers	7	6				Q	C Scheepers	63	3
								6	P Kvitová	77	6

Section 2

	First round							Second round							Third round							Quarterfinals
								LL	P Parmentier	2	3
		S Lisicki	4	64					S Pe'er	6	6
		S Pe'er	6	77												S Pe'er	3	2
	WC	S Stephens	1	5											16	S Peng	6	6
		S Errani	6	7					S Errani	2	4
		G Dulko	3	6	4			16	S Peng	6	6
	16	S Peng	6	4	6																	16	S Peng
	13	J Janković	6	6																		13	J Janković	w/o
		I Benešová	0	3				13	J Janković	4	6	6
		J Görges	2	6	4			Q	J Zheng	6	3	1
	Q	J Zheng	6	1	6										13	J Janković	6	5	6
	Q	S Zhang	62	3											7	F Schiavone	3	7	4
		M Kirilenko	77	6					M Kirilenko	5	6	4
								7	F Schiavone	7	3	6

Bottom half

Section 3

	First round							Second round							Third round							Quarterfinals
								5	N Li	6	6
		L Šafářová	6	6					L Šafářová	3	4
		K Zakopalová	2	2											5	N Li	4	6	4
		L Hradecká	3	65											10	S Stosur	6	3	6
		S Williams	6	77					S Williams
	Q	E Daniilidou	3	1				10	S Stosur	w/o
	10	S Stosur	6	6																		10	S Stosur	3	2
	14	S Kuznetsova	6	6																		4/WC	M Sharapova	6	6
	Q	J Craybas	3	4				14	S Kuznetsova	4	6	6
	Q	P Cetkovská	2	6	6			Q	P Cetkovská	6	3	4
		A Medina Garrigues	6	2	2										14	S Kuznetsova	2	3
	Q	A Rodionova	6	6											4/WC	M Sharapova	6	6
	WC	P Hercog	0	0				Q	A Rodionova	1	3
								4/WC	M Sharapova	6	6

Section 4

	First round							Second round							Third round							Quarterfinals
								8	M Bartoli	6	6
		A Morita	2	6	2			PR	A Bondarenko	1	2
	PR	A Bondarenko	6	4	6										8	M Bartoli	3	7	3
		D Hantuchová	6	4												D Hantuchová	6	5	6
		L Domínguez Lino	3	1r					D Hantuchová	6	6
		F Pennetta	2	6	6				F Pennetta	3	4
	12	A Pavlyuchenkova	6	3	3																		D Hantuchová	3	66
	17	Y Wickmayer	6	6																		2	V Zvonareva	6	78
	Q	B Jovanovski	3	4				17	Y Wickmayer	6	2	2
		E Vesnina	6	65	0			Q	P Martić	3	6	6
	Q	P Martić	3	77	6										Q	P Martić	2	2
	LL	MJ Martínez Sánchez	5	3											2	V Zvonareva	6	6
		E Makarova	7	6					E Makarova	3	0
								2	V Zvonareva	6	6

References

• Main Draw