Singles
2021 Macha Lake Open
Final
Champion	Zheng Qinwen
Runner-up	Aleksandra Krunić
Score	7–6(7–5), 6–3
Events
Singles Doubles
← 2019 · Macha Lake Open · 2022 →

Barbora Krejčíková was the defending champion, having won the previous edition in 2019,^[1] but chose not to participate.

Zheng Qinwen won the title, defeating Aleksandra Krunić in the final, 7–6^(7–5), 6–3.

	Semifinals							Final
		Zheng Qinwen	7	6
	WC	Linda Nosková	5	4
									Zheng Qinwen	77	6
									Aleksandra Krunić	65	3
		Aleksandra Krunić	6	6
		Alexandra Cadanțu	2	4

	First round							Second round							Quarterfinals							Semifinals
	1	K Kučová	0	3
		Q Zheng	6	6					Q Zheng	4
		R Hogenkamp	3	6	1				V Kan	0r
		V Kan	6	4	6											Q Zheng	77	6
	Q	İ Öz	1	1												T Mrdeža	62	2
		T Mrdeža	6	6					T Mrdeža	7	62	6
	WC	D Viďmanová	6	2	4			6	J Grabher	5	77	3
	6	J Grabher	4	6	6																		Q Zheng	7	6
	3	A Kiick	1r																			WC	L Nosková	5	4
		K Gerlach	4						K Gerlach	1	6	1
	Q	D Šalková	4	77	3			Q	I Burillo Escorihuela	6	3	6
	Q	I Burillo Escorihuela	6	64	6										Q	I Burillo Escorihuela	5	2
		A Bondár	6	6											WC	L Nosková	7	6
	Q	M Kolodziejová	4	4					A Bondár	1	77	5
	WC	L Nosková	77	6				WC	L Nosková	6	62	7
	7	V Cepede Royg	65	4

	First round							Second round							Quarterfinals							Semifinals
	8	G Talabă	6	6
	Q	K Zimmermann	2	3				8	G Talabă	5	1
	Q	A Prisăcariu	6	3	2				A Krunić	7	6
		A Krunić	3	6	6											A Krunić	6	3	6
		W Osuigwe	6	63	4										4	RL Jani	2	6	3
	WC	S Bejlek	2	77	6			WC	S Bejlek	4	3
		S Waltert	4	6	4			4	RL Jani	6	6
	4	RL Jani	6	2	6																		A Krunić	6	6
	5	R Šramková	6	3	4																		A Cadanțu	2	4
	WC	N Bartůňková	1	6	6			WC	N Bartůňková	64	1
	PR	D Aiava	3	3					A Cadanțu	77	6
		A Cadanțu	6	6												A Cadanțu	5	6	4
	Q	T Smitková	6	6											PR	A Dulgheru	7	1	1r
	Q	J Marková	3	4				Q	T Smitková	64	1
	PR	A Dulgheru	6	6				PR	A Dulgheru	77	6
	2	Ç Büyükakçay	2	4

• Main Draw