2021 Koser Jewelers Tennis Challenge – Singles

Singles
2021 Koser Jewelers Tennis Challenge
Champion	Nuria Párrizas Díaz
Runner-up	Greet Minnen
Score	7–6(8–6), 4–6, 7–6(9–7)

Main article: 2021 Koser Jewelers Tennis Challenge

Madison Brengle was the defending champion, having won the previous edition in 2019, but lost in the second round to Lesley Pattinama Kerkhove.

Nuria Párrizas Díaz won the title, defeating Greet Minnen in the final, 7–6^(8–6), 4–6, 7–6^(9–7).

Seeds

1. Madison Brengle (second round)
2. Clara Tauson (second round, retired)
3. Nuria Párrizas Díaz (champion)
4. Greet Minnen (final)
5. Varvara Lepchenko (withdrew)
6. Ysaline Bonaventure (first round)
7. Anna Kalinskaya (first round)
8. Caty McNally (quarterfinals)

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
		Lesley Pattinama Kerkhove	3	1
	4	Greet Minnen	6	6
								4	Greet Minnen	66	6	67
								3	Nuria Párrizas Díaz	78	4	79
	3	Nuria Párrizas Díaz	2	6	6
		Katarzyna Kawa	6	0	3

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	M Brengle	6	7
	WC	A Glatch	1	5				1	M Brengle	3	64
		L Cabrera	2	3					L Pattinama Kerkhove	6	77
		L Pattinama Kerkhove	6	6												L Pattinama Kerkhove	62	6	6
	Q	D Snigur	0r												Q	B Haddad Maia	77	4	1
	Q	B Haddad Maia	5					Q	B Haddad Maia	6	6
	LL	S Chang	77	7				LL	S Chang	4	4
	7	A Kalinskaya	65	5																			L Pattinama Kerkhove	3	1
	4	G Minnen	66	6	6																	4	G Minnen	6	6
		F Di Lorenzo	78	2	2			4	G Minnen	6	6
	Q	M Hontama	6	4				Q	M Hontama	3	2
	WC	D Lao	2	1r											4	G Minnen	7	6
		C Dolehide	4	4											8	C McNally	5	3
	Q	M Hibi	6	6				Q	M Hibi	4	62
	Q	A Sutjiadi	5	4				8	C McNally	6	77
	8	C McNally	7	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	6	Y Bonaventure	64	2
	Q	E Raducanu	77	6				Q	E Raducanu	3	6	6
	Q	E Gorgodze	63	6	1				E Gorgodze	6	0	1
		C Vandeweghe	77	3	0r										Q	E Raducanu	3r
	WC	G Min	6	5	77										3	N Párrizas Díaz	4
	PR	V Diatchenko	3	7	64			WC	G Min	2	6	1
	WC	J Loeb	62	2				3	N Párrizas Díaz	6	3	6
	3	N Párrizas Díaz	77	6																		3	N Párrizas Díaz	2	6	6
	Q	A Raina	6	6																			K Kawa	6	0	3
		R Zarazúa	3	2				Q	A Raina	3	77	4
		K Kawa	3	6	7				K Kawa	6	64	6
		L Küng	6	1	5											K Kawa	6	2	6
		M Fręch	6	6												M Fręch	4	6	2
		C Bucșa	2	3					M Fręch	710	0
		Ar Rodionova	1	2				2	C Tauson	68	0r
	2	C Tauson	6	6

References

• Main Draw