2021 Australian Open – Women's singles

Women's singles
2021 Australian Open
Champion	Naomi Osaka
Runner-up	Jennifer Brady
Score	6–4, 6–3
Draw	128 (16 Q / 8 WC)
Seeds	32

Naomi Osaka defeated Jennifer Brady in the final, 6–4, 6–3 to win the women's singles tennis title at the 2021 Australian Open.^[1] It was her second Australian Open title and fourth major title overall.^[2] With the win, Osaka extended her winning streak to 21 matches, dating to the 2020 Cincinnati Open. She saved two match points en route to the title, in the fourth round against Garbiñe Muguruza. Osaka became the third player in the Open Era, after Monica Seles and Roger Federer, to win their first four major finals.

Sofia Kenin was the defending champion,^[3] but lost to Kaia Kanepi in the second round.^[4]

Venus Williams became the first player to win a match at a major after turning 40 since Martina Navratilova at the 2004 Wimbledon Championships.

Mayar Sherif became the first Egyptian woman to win a major main draw match.^[5] Hsieh Su-wei became the first Taiwanese woman to make a major singles quarterfinal. At 35 years of age, Hsieh also became the oldest player to make her quarterfinal debut.^[6][7]

Serena Williams equaled Chris Evert's all-time record of 54 major quarterfinals at this tournament;^[8][9] she then lost to Osaka in the semifinals. This was the seven-time champion's final appearance at the event, as Williams announced her retirement from professional tennis the following year.

Seeding per WTA rankings.^[10]

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

	Quarterfinals							Semifinals							Final
	1	Ashleigh Barty	6	3	2
	25	Karolína Muchová	1	6	6
								25	Karolína Muchová	4	6	4
								22	Jennifer Brady	6	3	6
	22	Jennifer Brady	4	6	6
		Jessica Pegula	6	2	1
															22	Jennifer Brady	4	3
															3	Naomi Osaka	6	6
		Hsieh Su-wei	2	2
	3	Naomi Osaka	6	6
								3	Naomi Osaka	6	6
								10	Serena Williams	3	4
	10	Serena Williams	6	6
	2	Simona Halep	3	3

	First round							Second round							Third round							Fourth round
	1	A Barty	6	6
		D Kovinić	0	0				1	A Barty	6	79
		S Sorribes Tormo	1	5				WC	D Gavrilova	1	67
	WC	D Gavrilova	6	7											1	A Barty	6	6
		S Zheng	3	6	2										29	E Alexandrova	2	4
		B Krejčíková	6	2	6				B Krejčíková	3	64
		M Trevisan	3	4				29	E Alexandrova	6	77
	29	E Alexandrova	6	6																		1	A Barty	6	6
	21	A Kontaveit	7	6																			S Rogers	3	4
		A Sasnovich	5	2				21	A Kontaveit	65	6	6
		Kr Plíšková	64	63					H Watson	77	4	2
		H Watson	77	77											21	A Kontaveit	4	3
	Q	F Jones	4	1												S Rogers	6	6
		S Rogers	6	6					S Rogers	6	6
	Q	O Danilović	7	3	6			Q	O Danilović	2	3
	16	P Martić	5	6	4

	First round							Second round							Third round							Fourth round
	11	B Bencic	6	4	6
		L Davis	3	6	1			11	B Bencic	7	2	6
		S Kuznetsova	6	6					S Kuznetsova	5	6	4
		B Strýcová	2	2											11	B Bencic	2	1
		L Zhu	6	6											18	E Mertens	6	6
	Q	W Osuigwe	1	1					L Zhu	68	1
		L Fernandez	1	3				18	E Mertens	710	6
	18	E Mertens	6	6																		18	E Mertens	65	5
	25	K Muchová	7	6																		25	K Muchová	77	7
		J Ostapenko	5	2				25	K Muchová	6	6
	PR	M Barthel	3	6	6			PR	M Barthel	4	1
	Q	E Cocciaretto	6	4	4										25	K Muchová	7	7
		D Collins	6	6											6	Ka Plíšková	5	5
		A Bogdan	3	1					D Collins	5	2
		J Paolini	0	2				6	Ka Plíšková	7	6
	6	Ka Plíšková	6	6

	First round							Second round							Third round							Fourth round
	4	S Kenin	7	6
	WC	M Inglis	5	4				4	S Kenin	3	2
		A Sevastova	3	1					K Kanepi	6	6
		K Kanepi	6	6												K Kanepi	7	62	4
		N Podoroska	6	6											28	D Vekić	5	77	6
		C McHale	4	4					N Podoroska	2	2
		Y Wang	6	3	4			28	D Vekić	6	6
	28	D Vekić	4	6	6																	28	D Vekić	1	5
	22	J Brady	6	6																		22	J Brady	6	7
		A Bolsova	1	3				22	J Brady	6	6
		M Brengle	6	6					M Brengle	1	2
	WC	Ar Rodionova	1	2											22	J Brady	6	6
	Q	C Paquet	5	5											Q	K Juvan	1	3
	Q	M Sherif	7	7				Q	M Sherif	6	62	3
	Q	K Juvan	4	2				Q	K Juvan	3	77	6
	13	J Konta	6	0r

	First round							Second round							Third round							Fourth round
	12	V Azarenka	5	4
		J Pegula	7	6					J Pegula	6	6
	WC	D Aiava	4	4				WC	S Stosur	0	1
	WC	S Stosur	6	6												J Pegula	6	6
		N Hibino	2	6	7											K Mladenovic	2	1
	WC	A Sharma	6	3	5				N Hibino	5	1
		K Mladenovic	6	0	6				K Mladenovic	7	6
	20	M Sakkari	2	6	3																		J Pegula	6	3	6
	26	Y Putintseva	4	6	6																	5	E Svitolina	4	6	3
		S Stephens	6	2	3			26	Y Putintseva	6	1	6
		A Van Uytvanck	4	6	6				A Van Uytvanck	4	6	2
	Q	C Burel	6	3	4										26	Y Putintseva	4	0
		C Gauff	6	6											5	E Svitolina	6	6
		J Teichmann	3	2					C Gauff	4	3
		M Bouzková	3	65				5	E Svitolina	6	6
	5	E Svitolina	6	77

	First round							Second round							Third round							Fourth round
	8	B Andreescu	6	4	6
	LL	M Buzărnescu	2	6	3			8	B Andreescu	3	2
		S-w Hsieh	7	6					S-w Hsieh	6	6
	Q	T Pironkova	5	2												S-w Hsieh	6	2	7
		K Flipkens	5	2											Q	S Errani	4	6	5
		V Williams	7	6					V Williams	1	0
	Q	S Errani	2	6	6			Q	S Errani	6	6
	30	Q Wang	6	4	4																		S-w Hsieh	6	6
	19	M Vondroušová	2	7	7																	19	M Vondroušová	4	2
		R Peterson	6	5	5			19	M Vondroušová	6	7
	Q	R Marino	6	711				Q	R Marino	1	5
	WC	K Birrell	0	69											19	M Vondroušová	6	6
		PM Țig	2	1												S Cîrstea	2	4
		S Cîrstea	6	6					S Cîrstea	6	1	6
	Q	G Minnen	3	4				9	P Kvitová	4	6	1
	9	P Kvitová	6	6

	First round							Second round							Third round							Fourth round
	14	G Muguruza	6	6
	LL	M Gasparyan	4	0				14	G Muguruza	6	6
	Q	L Samsonova	64	77	7			Q	L Samsonova	3	1
		P Badosa	77	64	5										14	G Muguruza	6	6
		Z Diyas	6	7												Z Diyas	1	1
		T Zidanšek	2	5					Z Diyas	6	3	6
		B Pera	6	6					B Pera	4	6	3
	23	A Kerber	0	4																		14	G Muguruza	6	4	5
	27	O Jabeur	6	3	6																	3	N Osaka	4	6	7
		A Petkovic	3	6	4			27	O Jabeur	6	6
	Q	M Hibi	62	4				LL	AK Schmiedlová	3	2
	LL	AK Schmiedlová	77	6											27	O Jabeur	3	2
		P Hercog	66	3											3	N Osaka	6	6
		C Garcia	78	6					C Garcia	2	3
		A Pavlyuchenkova	1	2				3	N Osaka	6	6
	3	N Osaka	6	6

	First round							Second round							Third round							Fourth round
	7	A Sabalenka	6	6
		V Kužmová	0	4				7	A Sabalenka	77	6
	PR	K Boulter	1	4					D Kasatkina	65	3
		D Kasatkina	6	6											7	A Sabalenka	6	6
		A Cornet	6	4	710											A Li	3	1
	Q	V Savinykh	2	6	67				A Cornet	2	66
		A Li	6	6					A Li	6	78
	31	S Zhang	2	0																		7	A Sabalenka	4	6	4
	24	A Riske	2	1																		10	S Williams	6	2	6
		A Potapova	6	6					A Potapova	6	6
	Q	T Babos	77	6				Q	T Babos	2	4
	LL	Y Bonaventure	60	4												A Potapova	65	2
		N Stojanović	6	6											10	S Williams	77	6
		I-C Begu	3	4					N Stojanović	3	0
		L Siegemund	1	1				10	S Williams	6	6
	10	S Williams	6	6

	First round							Second round							Third round							Fourth round
	15	I Świątek	6	6
		A Rus	1	3				15	I Świątek	6	6
	PR	Y Shvedova	3	3					C Giorgi	2	4
		C Giorgi	6	6											15	I Świątek	6	6
		F Ferro	65	6	6											F Ferro	4	3
		K Siniaková	77	2	4				F Ferro	6	6
	PR	V Zvonareva	6	4	4			17	E Rybakina	4	4
	17	E Rybakina	4	6	6																	15	I Świątek	6	1	4
	32	V Kudermetova	6	77																		2	S Halep	3	6	6
		M Kostyuk	2	65				32	V Kudermetova	5	6	6
		V Gracheva	6	3	710				V Gracheva	7	2	2
		A Blinkova	1	6	67										32	V Kudermetova	1	3
		M Doi	2	1											2	S Halep	6	6
		A Tomljanović	6	6					A Tomljanović	6	4	5
	WC	L Cabrera	2	1				2	S Halep	4	6	7
	2	S Halep	6	6

† – not included on entry list
‡ – withdrew from entry list before qualifying began
@ – withdrew from entry list during qualifying
Н – withdrew from entry list during a mandatory 14-day quarantine period

Category	Osaka	Brady
1st serve %	30/63 (48%)	29/60 (48%)
1st serve points won	22 of 30 = 73%	18 of 29 = 62%
2nd serve points won	18 of 33 = 55%	13 of 31 = 42%
Total service points won	40 of 63 = 63.49%	31 of 60 = 51.67%
Aces	6	2
Double faults	2	4
Winners	16	15
Unforced errors	24	31
Net points won	4 of 5 = 80%	2 of 3 = 67%
Break points converted	4 of 5 = 80%	2 of 4 = 50%
Return points won	25 of 60 = 42%	21 of 63 = 33%
Total points won	69	54
Source Archived 2021-02-20 at the Wayback Machine

• 2021 Australian Open – Day-by-day summaries
• 2021 WTA Tour
• International Tennis Federation

• Draw information