2021 Western & Southern Open – Women's singles

Women's singles
2021 Western & Southern Open
Champion	Ashleigh Barty
Runner-up	Jil Teichmann
Final score	6–3, 6–1

Main article: 2021 Western & Southern Open

Ashleigh Barty defeated Jil Teichmann in the final, 6–3, 6–1, to win the women's singles title at the 2021 Cincinnati Masters and her first title at the tournament. Barty won the title without dropping a set. It was her fifth and last title of the season, her third WTA 1000 title, and her 13th career singles title overall on the WTA Tour.

Victoria Azarenka was the defending champion, but lost in the third round to Barty.

Angelique Kerber contested her 1000th match in her professional career in the quarterfinals against Petra Kvitová; she won the match after Kvitová retired.

Seeds

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

01.   Ashleigh Barty (champion)

02.   Naomi Osaka (third round)

03.   Aryna Sabalenka (second round)

04.   Elina Svitolina (second round)

05.   Karolína Plíšková (semifinals)

06.   Iga Świątek (second round)

07.   Bianca Andreescu (second round)

08.   Garbiñe Muguruza (third round)

09.   Barbora Krejčíková (quarterfinals)

10.   Belinda Bencic (quarterfinals)

11.   Petra Kvitová (quarterfinals, retired)

12.   Simona Halep (second round, withdrew)

13.   Jennifer Brady (second round, retired)

14.   Victoria Azarenka (third round)

15.   Elise Mertens (second round)

16.   Anastasia Pavlyuchenkova (withdrew)

Click on the seed number of a player to go to their draw section.

Draw

Key

• Q = Qualifier
• WC = Wild Card
• LL = Lucky Loser

• Alt = Alternate
• SE = Special Exempt
• PR = Protected Ranking

• w/o = Walkover
• r = Retired
• d = Defaulted

Finals

	Quarterfinals							Semifinals							Final
	1	Ashleigh Barty	6	6
	9	Barbora Krejčíková	2	4
								1	Ashleigh Barty	6	7
									Angelique Kerber	2	5
		Angelique Kerber	6	3
	11	Petra Kvitová	4	3r
															1	Ashleigh Barty	6	6
															WC	Jil Teichmann	3	1
	5	Karolína Plíšková	7	2
		Paula Badosa	5	0r
								5	Karolína Plíšková	2	4
								WC	Jil Teichmann	6	6
	10	Belinda Bencic	3	2
	WC	Jil Teichmann	6	6

Top half

Section 1

	First round							Second round							Third round							Quarterfinals
								1	A Barty	6	77
	Q	A Sasnovich	2	6	1			Q	H Watson	4	63
	Q	H Watson	6	3	6										1	A Barty	6	6
		A Riske	6	6											14	V Azarenka	0	2
	Q	LA Fernandez	2	2					A Riske	2	5
	Q	L Samsonova	2	3				14	V Azarenka	6	7
	14	V Azarenka	6	6																		1	A Barty	6	6
	9	B Krejčíková	6	6																		9	B Krejčíková	2	4
		D Kasatkina	3	2				9	B Krejčíková	6	77
	WC	C McNally	63	61					D Yastremska	1	65
		D Yastremska	77	77											9	B Krejčíková	6	65	6
	Q	C Garcia	79	4	6										8	G Muguruza	1	77	2
	WC	S Stephens	67	6	4			Q	C Garcia	4	3
								8	G Muguruza	6	6

Section 2

	First round							Second round							Third round							Quarterfinals
								4	E Svitolina	5	6	4
		M Sakkari	2	2					A Kerber	7	2	6
		A Kerber	6	6												A Kerber	4	6	7
		J Ostapenko	7	6												J Ostapenko	6	2	5
		T Zidanšek	5	1					J Ostapenko	62	5
		E Alexandrova	3	63				13	J Brady	77	4r
	13	J Brady	6	77																			A Kerber	6	3
	11	P Kvitová	7	6																		11	P Kvitová	4	3r
		M Keys	5	4				11	P Kvitová	6	6
		V Kudermetova	6	6					V Kudermetova	2	4
	Q	J Paolini	3	2											11	P Kvitová	6	6
		O Jabeur	6	4	7											O Jabeur	1	2
		A Kontaveit	2	6	5				O Jabeur	6	6
								6	I Świątek	3	3

Bottom half

Section 3

	First round							Second round							Third round							Quarterfinals
								5	Ka Plíšková	6	6
		Y Putintseva	6	6					Y Putintseva	3	2
	Q	S Zhang	2	0											5	Ka Plíšková	6	77
		J Pegula	6	6												J Pegula	4	65
	SE	C Giorgi	2	2					J Pegula	w/o
		M Linette	4	6	1			12	S Halep
	12	S Halep	6	3	6																	5	Ka Plíšková	7	2
	15	E Mertens	6	6																			P Badosa	5	0r
		N Podoroska	3	4				15	E Mertens	3	2
	WC	S Stosur	3	3					E Rybakina	6	6
		E Rybakina	6	6												E Rybakina	2	65
		P Badosa	4	6	711											P Badosa	6	77
		P Martić	6	4	69				P Badosa	5	6	77
								3	A Sabalenka	7	2	64

Section 4

	First round							Second round							Third round							Quarterfinals
								7	B Andreescu	4	2
		K Muchová	3	77	6				K Muchová	6	6
		J Konta	6	65	2											K Muchová	5	1r
		D Collins	4	1r											10	B Bencic	7	2
		S Rogers	6	2					S Rogers	61	1
		M Vondroušová	3	5				10	B Bencic	77	6
	10	B Bencic	6	7																		10	B Bencic	3	2
	LL	R Peterson	4	1																		WC	J Teichmann	6	6
	WC	B Pera	6	6				WC	B Pera	1	4
	WC	J Teichmann	6	6				WC	J Teichmann	6	6
		S Cîrstea	2	0											WC	J Teichmann	3	6	6
	Q	S-w Hsieh	1	2											2	N Osaka	6	3	3
		C Gauff	6	6					C Gauff	6	3	4
								2	N Osaka	4	6	6

Qualifying

Seeds

1. Viktorija Golubic (first round)
2. Zhang Shuai (qualified)
3. Liudmila Samsonova (qualified)
4. Rebecca Peterson (qualifying competition, lucky loser)
5. Kateřina Siniaková (withdrew)
6. Donna Vekić (qualifying competition)
7. Kristina Mladenovic (first round)
8. Tereza Martincová (first round)
9. Caroline Garcia (qualified)
10. Anastasija Sevastova (first round, retired)
11. Heather Watson (qualified)
12. Andrea Petkovic (qualifying competition)
13. Leylah Annie Fernandez (qualified)
14. Hsieh Su-wei (qualified)
15. Marie Bouzková (qualifying competition)
16. María Camila Osorio Serrano (first round)

Qualifiers

1. Caroline Garcia
2. Zhang Shuai
3. Liudmila Samsonova
4. Heather Watson
5. Hsieh Su-wei
6. Jasmine Paolini
7. Aliaksandra Sasnovich
8. Leylah Annie Fernandez

Lucky loser

1. Rebecca Peterson

Draw

First qualifier

	First round							Qualifying competition
	1	Viktorija Golubic	2	6	0
		Fiona Ferro	6	2	6
									Fiona Ferro	6	3	0
								9	Caroline Garcia	3	6	6
	WC	Alycia Parks	3	6	3
	9	Caroline Garcia	6	1	6

Second qualifier

	First round							Qualifying competition
	2	Zhang Shuai	6	6
	PR	Yaroslava Shvedova	2	4
								2	Zhang Shuai	7	4	6
								15	Marie Bouzková	5	6	0
		Polona Hercog	6	2	3
	15	Marie Bouzková	4	6	6

Third qualifier

	First round							Qualifying competition
	3	Liudmila Samsonova	6	7
		Vera Zvonareva	2	5
								3	Liudmila Samsonova	7	77
									Anna Blinkova	5	61
		Anna Blinkova	6	6
	16	María Camila Osorio Serrano	3	0

Fourth qualifier

	First round							Qualifying competition
	4	Rebecca Peterson	7	6
		Astra Sharma	5	3
								4	Rebecca Peterson	4	6	3
								11	Heather Watson	6	4	6
	WC	Katie Volynets	7	2	2
	11	Heather Watson	5	6	6

Fifth qualifier

	First round							Qualifying competition
	Alt	Kristie Ahn	6	2	2
		Lauren Davis	4	6	6
									Lauren Davis	0	4
								14	Hsieh Su-wei	6	6
	WC	Peyton Stearns	63	4
	14	Hsieh Su-wei	77	6

Sixth qualifier

	First round							Qualifying competition
	6	Donna Vekić	6	6
		Christina McHale	4	1
								6	Donna Vekić	62	2
									Jasmine Paolini	77	6
		Jasmine Paolini	6	2
	10	Anastasija Sevastova	1	1r

Seventh qualifier

	First round							Qualifying competition
	7	Kristina Mladenovic	4	5
		Aliaksandra Sasnovich	6	7
									Aliaksandra Sasnovich	7	6
								12	Andrea Petkovic	5	2
	WC	Emma Navarro	63	4
	12	Andrea Petkovic	77	6

Eighth qualifier

	First round							Qualifying competition
	8	Tereza Martincová	3	5
		Elena-Gabriela Ruse	6	7
									Elena-Gabriela Ruse	2	0
								13	Leylah Annie Fernandez	6	6
		Irina-Camelia Begu	3	3
	13	Leylah Annie Fernandez	6	6

External links

• Main draw
• Qualifying draw