2021 Kremlin Cup – Women's singles

Women's singles
2021 Kremlin Cup
Final
Champion	Anett Kontaveit
Runner-up	Ekaterina Alexandrova
Score	4–6, 6–4, 7–5
Details
Draw	28
Seeds	8
Events
Singles men women Doubles men women
← 2019 · Kremlin Cup · 2022 →

Belinda Bencic was the defending champion, having won the previous edition in 2019,^[1] but she withdrew before the tournament began.

Anett Kontaveit won the title, defeating Ekaterina Alexandrova in the final, 4–6, 6–4, 7–5.^[2]

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

	Semifinals							Final
		Ekaterina Alexandrova	4
	3	Maria Sakkari	1r
									Ekaterina Alexandrova	6	4	5
								9/WC	Anett Kontaveit	4	6	7
		Markéta Vondroušová	3	4
	9/WC	Anett Kontaveit	6	6

	First round							Second round							Quarterfinals							Semifinals
								1/WC	A Sabalenka	77	4	6
		L Samsonova	2	4					A Tomljanović	62	6	1
		A Tomljanović	6	6											1/WC	A Sabalenka	3	4
		D Kasatkina	2	3												E Alexandrova	6	6
		A Kalinina	6	6					A Kalinina	4	1
		E Alexandrova	6	1					E Alexandrova	6	6
	5	O Jabeur	1	0r																			E Alexandrova	4
																						3	M Sakkari	1r
								3	M Sakkari	6	1
		D Yastremska	65	4				Q	A Kalinskaya	2	0r
	Q	A Kalinskaya	77	6											3	M Sakkari	6	6
		V Kudermetova	4	77	6										8/WC	S Halep	4	4
	Q	O Selekhmeteva	6	63	4				V Kudermetova	1	64
	WC	A Potapova	1	4				8/WC	S Halep	6	77
	8/WC	S Halep	6	6

	First round							Second round							Quarterfinals							Semifinals
	7	E Rybakina	4	4
		M Vondroušová	6	6					M Vondroušová	6	6
	Q	Q Zheng	4	3				Q	L Tsurenko	3	3
	Q	L Tsurenko	6	6												M Vondroušová	6	6
	Q	A Krunić	63	3											4	A Pavlyuchenkova	4	2
	Q	B Pera	77	6				Q	B Pera	2	5
								4	A Pavlyuchenkova	6	7
																							M Vondroušová	3	4
	9/WC	A Kontaveit	6	6																		9/WC	A Kontaveit	6	6
		K Siniaková	3	3				9/WC	A Kontaveit	6	6
		J Ostapenko	6	0	0r				A Petkovic	1	4
		A Petkovic	2	6	2										9/WC	A Kontaveit	6	6
	LL	I Bara	0	5											2	G Muguruza	1	1
		T Martincová	6	7					T Martincová	4	6	3
								2	G Muguruza	6	4	6

	First round							Qualifying competition
	1	Bernarda Pera	6	6
	WC	Erika Andreeva	2	3
								1	Bernarda Pera	6	6
								PR	Vera Lapko	1	4
	PR	Vera Lapko	6	6
	10	Lucia Bronzetti	3	1

	First round							Qualifying competition
	2	Kamilla Rakhimova	4	2
	WC	Diana Shnaider	6	6
								WC	Diana Shnaider	4	62
								WC	Oksana Selekhmeteva	6	77
	WC	Oksana Selekhmeteva	6	3	6
	12	Arina Rodionova	3	6	4

	First round							Qualifying competition
	3	Irina Bara	6	6
		Natalia Vikhlyantseva	2	4
								3	Irina Bara	0	1
									Zheng Qinwen	6	6
		Zheng Qinwen	6	6
	7	Anastasia Gasanova	4	2

	First round							Qualifying competition
	4	Viktoriya Tomova	6	4	65
	WC	Anastasia Tikhonova	4	6	77
								WC	Anastasia Tikhonova	1	1
								8	Aleksandra Krunić	6	6
		Katie Boulter	610	2
	8	Aleksandra Krunić	712	6

	First round							Qualifying competition
	5	Anna-Lena Friedsam	6	6
		Valentini Grammatikopoulou	3	0
								5	Anna-Lena Friedsam	1	1
								9	Lesia Tsurenko	6	6
		Rebecca Šramková	2	5
	9	Lesia Tsurenko	6	7

	First round							Qualifying competition
	6/PR	Vitalia Diatchenko	6	7
		Ekaterine Gorgodze	3	5
								6/PR	Vitalia Diatchenko	4	2
								11	Anna Kalinskaya	6	6
		Viktória Kužmová	3	77	1
	11	Anna Kalinskaya	6	62	6

• Main draw
• Qualifying draw