Key

Finals

	Quarterfinals							Semifinals							Final
	1	Ashleigh Barty	6	3	6
	9	Petra Kvitová	1	6	3
								1	Ashleigh Barty	6	6
								WC	Paula Badosa	4	3
	WC	Paula Badosa	6	7
	8	Belinda Bencic	4	5
															1	Ashleigh Barty	0	6	4
															5	Aryna Sabalenka	6	3	6
	5	Aryna Sabalenka	6	4
	13	Elise Mertens	1	0r
								5	Aryna Sabalenka	6	6
									Anastasia Pavlyuchenkova	2	3
		Anastasia Pavlyuchenkova	77	77
		Karolína Muchová	64	62

Top half

Section 1

	First round							Second round							Third round							Quarterfinals
	1	A Barty	6	6
		S Rogers	2	1				1	A Barty	6	1	6
	LL	S-w Hsieh	2	4				Q	T Zidanšek	4	6	3
	Q	T Zidanšek	6	6											1	A Barty	7	6
	Q	K Kozlova	4	2											14	I Świątek	5	4
	Q	L Siegemund	6	6				Q	L Siegemund	3	3
		A Riske	1	1				14	I Świątek	6	6
	14	I Świątek	6	6																		1	A Barty	6	3	6
	9	P Kvitová	6	2																		9	P Kvitová	1	6	3
		M Bouzková	2	3r				9	P Kvitová	6	7
		A Kerber	77	6					A Kerber	4	5
		M Vondroušová	65	1											9	P Kvitová	6	4	6
		V Kudermetova	6	6												V Kudermetova	3	6	4
	PR	E Vesnina	1	4					V Kudermetova	6	6
	WC	V Jiménez Kasintseva	4	0				7	K Bertens	4	3
	7	K Bertens	6	6

Section 2

	First round							Second round							Third round							Quarterfinals
	4	E Svitolina	6	4	65
		J Teichmann	2	6	77				J Teichmann	7	1	2
	WC	P Badosa	6	7				WC	P Badosa	5	6	6
		B Krejčíková	1	5											WC	P Badosa	60	77	6
	Q	A Bogdan	0	3											Q	A Sevastova	77	63	0
	Q	A Sevastova	6	6				Q	A Sevastova	6	6
		Y Putintseva	4	2				15	J Konta	3	3
	15	J Konta	6	6																		WC	P Badosa	6	7
	LL	D Kovinić	4	1																		8	B Bencic	4	5
		S Stephens	6	6					S Stephens	6	1	3
	PR	Y Shvedova	2	3					O Jabeur	4	6	6
		O Jabeur	6	6												O Jabeur	62	3r
		P Martić	3	2											8	B Bencic	77	4
	Q	B Pera	6	6				Q	B Pera	6	1	65
	Q	K Mladenovic	4	2				8	B Bencic	3	6	77
	8	B Bencic	6	6

Bottom half

Section 3

	First round							Second round							Third round							Quarterfinals
	5	A Sabalenka	6	6
	Q	V Zvonareva	1	2				5	A Sabalenka	6	6
	Q	I-C Begu	6	4	61				D Kasatkina	3	3
		D Kasatkina	4	6	77										5	A Sabalenka	6	6
		J Pegula	77	6												J Pegula	1	2
	WC	S Cîrstea	65	3					J Pegula	w/o
		E Alexandrova	5	6	1			12	V Azarenka
	12	V Azarenka	7	3	6																	5	A Sabalenka	6	4
	13	E Mertens	6	6																		13	E Mertens	1	0r
		S Zhang	3	3				13	E Mertens	77	7
	Q	A Tomljanović	4	0					E Rybakina	64	5
		E Rybakina	6	6											13	E Mertens	4	7	7
		M Linette	2	6	1										3	S Halep	6	5	5
		S Zheng	6	3	6				S Zheng	0	4
	WC	S Sorribes Tormo	0	5				3	S Halep	6	6
	3	S Halep	6	7

Section 4

	First round							Second round							Third round							Quarterfinals
	6	Ka Plíšková	5	6	6
		C Gauff	7	3	2			6	Ka Plíšková	0	5
		A Pavlyuchenkova	7	6					A Pavlyuchenkova	6	7
		M Keys	5	2												A Pavlyuchenkova	7	68	6
	LL	P Hercog	3	1											11	J Brady	5	710	3
		J Ostapenko	6	6					J Ostapenko	2	1
	WC	V Williams	2	4				11	J Brady	6	6
	11	J Brady	6	6																			A Pavlyuchenkova	77	77
	16	M Sakkari	0	6	6																		K Muchová	64	62
		A Anisimova	6	1	4			16	M Sakkari	6	6
	Q	N Stojanović	64	5					A Kontaveit	3	1
		A Kontaveit	77	7											16	M Sakkari	0	711	5
		Q Wang	1	3												K Muchová	6	69	7
		K Muchová	6	6					K Muchová	6	3	6
	Q	M Doi	5	2				2	N Osaka	4	6	1
	2	N Osaka	7	6

Seeds

Qualifiers

Lucky losers

Draw

First qualifier

	First round							Qualifying competition
	1	Anastasija Sevastova	3	6	6
		Tsvetana Pironkova	6	4	3
								1	Anastasija Sevastova	6	7
								16	Marta Kostyuk	1	5
		Margarita Gasparyan	4	1
	16	Marta Kostyuk	6	6

Second qualifier

	First round							Qualifying competition
	2	Kristina Mladenovic	6	5	77
	WC	Ane Mintegi del Olmo	3	7	61
								2	Kristina Mladenovic	6	6
								15	Anastasia Potapova	4	2
		Varvara Gracheva	4	62
	15	Anastasia Potapova	6	77

Third qualifier

	First round							Qualifying competition
	3	Laura Siegemund	6	6
		Andrea Petkovic	2	4
								3	Laura Siegemund	4	6	6
								24	Aliaksandra Sasnovich	6	1	0
	WC	Jéssica Bouzas Maneiro	5	6	1
	24	Aliaksandra Sasnovich	7	4	6

Fourth qualifier

	First round							Qualifying competition
	4	Alizé Cornet	1	6	66
		Wang Xiyu	6	4	78
									Wang Xiyu	64	1
								17	Ajla Tomljanović	77	6
	PR	Mona Barthel	4	1
	17	Ajla Tomljanović	6	6

Fifth qualifier

	First round							Qualifying competition
	5	Danka Kovinić	6	6
	WC	Marta Custic	3	2
								5	Danka Kovinić	2	4
								18	Misaki Doi	6	6
	WC	Eva Guerrero Álvarez	3	2
	18	Misaki Doi	6	6

Sixth qualifier

	First round							Qualifying competition
	6	Hsieh Su-wei	1	78	6
	WC	Jaqueline Cristian	6	66	0
								6	Hsieh Su-wei	1	0
								19	Tamara Zidanšek	6	6
		Kaja Juvan	78	1	3
	19	Tamara Zidanšek	66	6	6

Seventh qualifier

	First round							Qualifying competition
	7	Kaia Kanepi	1	4
	PR	Kateryna Kozlova	6	6
								PR	Kateryna Kozlova	6	6
								23	Zarina Diyas	4	4
		Martina Trevisan	2	4
	23	Zarina Diyas	6	6

Eighth qualifier

	First round							Qualifying competition
	8	Kateřina Siniaková	67	5
		Ana Bogdan	79	7
									Ana Bogdan	4	6	6
								20	Nao Hibino	6	3	4
		Océane Dodin	2	6	3
	20	Nao Hibino	6	3	6

Ninth qualifier

	First round							Qualifying competition
	9	Alison Van Uytvanck	6	2	0
		Anna Karolína Schmiedlová	0	6	6
									Anna Karolína Schmiedlová	2	1
								PR	Vera Zvonareva	6	6
	PR	Vera Zvonareva	6	6
	21	Arantxa Rus	3	2

Tenth qualifier

	First round							Qualifying competition
	10	Heather Watson	3	3
		Stefanie Vögele	6	6
									Stefanie Vögele	3	3
								14	Irina-Camelia Begu	6	6
		Anna Kalinskaya	6	64	0
	14	Irina-Camelia Begu	4	77	6

Eleventh qualifier

	First round							Qualifying competition
	11	Bernarda Pera	6	4	6
		Aliona Bolsova	4	6	3
								11	Bernarda Pera	6	5	6
								13	Polona Hercog	4	7	4
		Wang Yafan	4	2
	13	Polona Hercog	6	6

Twelfth qualifier

	First round							Qualifying competition
	12	Leylah Annie Fernandez	66	6	4
	WC	Ana Konjuh	78	2	6
								WC	Ana Konjuh	4	2
								22	Nina Stojanović	6	6
		Jasmine Paolini	4	77	4
	22	Nina Stojanović	6	65	6

Seeds

The following are the seeded players. Seedings are based on WTA rankings as of 26 April 2021. Rankings and points before are as of 26 April 2021.

Seed	Rank	Player	Points before	Points defending	Points won	Points after	Status
1	1	Ashleigh Barty	9,655	215	650	10,090	Runner-up, lost to Aryna Sabalenka [5]
2	2	Naomi Osaka	7,800	215	65	7,650	Second round lost to Karolína Muchová
3	3	Simona Halep	7,050	650	120	6,520	Third round lost to Elise Mertens [13]
4	5	Elina Svitolina	5,835	10	10	5,835	First round lost to Jil Teichmann
5	7	Aryna Sabalenka	5,205	10	1000	6,195	Champion, defeated Ashleigh Barty [1]
6	9	Karolína Plíšková	4,660	65	65	4,660	Second round lost to Anastasia Pavlyuchenkova
7	10	Kiki Bertens	4,405	1,000	65	3,470	Second round lost to Veronika Kudermetova
8	11	Belinda Bencic	4,315	390	215	4,140	Quarterfinals lost to Paula Badosa [WC]
9	12	Petra Kvitová	4,160	215	215	4,160	Quarterfinals lost to Ashleigh Barty [1]
10	13	Garbiñe Muguruza	4,120	10	0	4,110	Withdrew due to a leg injury
11	14	Jennifer Brady	3,765	(55)†	120	3,830	Third round lost to Anastasia Pavlyuchenkova
12	15	Victoria Azarenka	3,526	65	65	3,526	Second round, withdrew due to a back injury
13	16	Elise Mertens	3,480	10	215	3,685	Quarterfinals retired against Aryna Sabalenka [5]
14	17	Iga Świątek	3,453	(18)†	120	3,555	Third round lost to Ashleigh Barty [1]
15	18	Johanna Konta	3,236	65	65	3,236	Second round lost to Anastasija Sevastova [Q]
16	19	Maria Sakkari	3,020	10	120	3,130	Third round lost to Karolína Muchová

† The player did not qualify for the tournament in 2019. Accordingly, this was her 16th best result deducted instead.

Other entrants

The following players received wildcards into the main draw:

• Paula Badosa
• Sorana Cîrstea
• Victoria Jiménez Kasintseva
• Sara Sorribes Tormo
• Venus Williams

The following players received entry using a protected ranking:

• Yaroslava Shvedova
• Elena Vesnina

The following players received entry from the qualifying draw:

• Irina-Camelia Begu
• Ana Bogdan
• Misaki Doi
• Kateryna Kozlova
• Kristina Mladenovic
• Bernarda Pera
• Anastasija Sevastova
• Laura Siegemund
• Nina Stojanović
• Ajla Tomljanović
• Tamara Zidanšek
• Vera Zvonareva

The following players received entry as lucky losers:

• Polona Hercog
• Hsieh Su-wei
• Danka Kovinić

Withdrawals

Before the tournament

• Bianca Andreescu → replaced by Zheng Saisai
• Danielle Collins → replaced by Magda Linette
• Fiona Ferro → replaced by Elena Vesnina
• Sofia Kenin → replaced by Shelby Rogers
• Svetlana Kuznetsova → replaced by Polona Hercog
• Garbiñe Muguruza → replaced by Danka Kovinić
• Barbora Strýcová → replaced by Yaroslava Shvedova
• Donna Vekić → replaced by Sloane Stephens
• Serena Williams → replaced by Hsieh Su-wei
• Dayana Yastremska → replaced by Jeļena Ostapenko

During the tournament

• Victoria Azarenka

Retirements

• Marie Bouzková
• Elise Mertens