2021 Open Ciudad de Valencia – Singles

Varvara Gracheva was the defending champion but chose to participate at the 2021 J&T Banka Ostrava Open instead.

Singles
2021 Open Ciudad de Valencia
Champion	Arantxa Rus
Runner-up	Mihaela Buzărnescu
Score	6–4, 7–6(7–3)

Main article: 2021 Open Ciudad de Valencia

Arantxa Rus won the title, defeating Mihaela Buzărnescu in the final, 6–4, 7–6^(7–3).

Seeds

1. Arantxa Rus (champion)
2. Martina Trevisan (withdrew)
3. Sara Errani (withdrew)
4. Irina Bara (quarterfinals)
5. Kristína Kučová (first round)
6. Dalma Gálfi (first round, retired)
7. Ekaterine Gorgodze (first round)
8. Francesca Jones (quarterfinals)
9. Aliona Bolsova (semifinals)

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

	Semifinals							Final
	1	Arantxa Rus	77	6
		Seone Mendez	63	2
								1	Arantxa Rus	6	77
									Mihaela Buzărnescu	4	63
		Mihaela Buzărnescu	6	6
	9	Aliona Bolsova	4	2

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	A Rus	6	6
	Q	IG Ghioroaie	3	1				1	A Rus	6	6
		V Cepede Royg	3	77	2			Q	I Shymanovich	3	4
	Q	I Shymanovich	6	64	6										1	A Rus	6	6
	WC	Á Fita Boluda	6	6												D Seguel	4	1
	WC	R Masarova	1	3				WC	Á Fita Boluda	4	77	1
		D Seguel	6	64	6				D Seguel	6	61	6
	7	E Gorgodze	4	77	2																	1	A Rus	77	6
	4	I Bara	6	6																			S Mendez	63	2
	LL	A Carreras	4	3				4	I Bara	4	6	6
		C Paquet	6	77					C Paquet	6	4	4
		I Burillo Escorihuela	1	65											4	I Bara	3	710	4
		S Mendez	6	6												S Mendez	6	68	6
		S Waltert	3	0					S Mendez	6	6
	Q	L Romero Gormaz	3					Q	L Romero Gormaz	0	2
	6	D Gálfi	1r

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	5	K Kučová	77	3	3
	Q	A Prisăcariu	64	6	6			Q	A Prisăcariu	0	1
		P Ormaechea	3	63					M Buzărnescu	6	6
		M Buzărnescu	6	77												M Buzărnescu	6	6
	WC	A Gámiz	4	711	77										WC	A Gámiz	2	3
	Q	M Bassols Ribera	6	69	64			WC	A Gámiz	7	7
	WC	J Bouzas Maneiro	2	2				LL	E Guerrero Álvarez	5	5
	LL	E Guerrero Álvarez	6	6																			M Buzărnescu	6	6
	8	F Jones	6	6																		9	A Bolsova	4	2
	Q	N Bains	3	1				8	F Jones	78	6
	JE	D Parry	3	3					D Papamichail	66	1
		D Papamichail	6	6											8	F Jones	64	1
	Q	M Gutiérrez Carrasco	6	0	6										9	A Bolsova	77	6
		Ç Büyükakçay	2	6	4			Q	M Gutiérrez Carrasco	77	4	0
	Q	F Kozaki	2	2				9	A Bolsova	65	6	6
	9	A Bolsova	6	6

References

• Main Draw