2026 Ostrava Open – Singles

Singles
2026 Ostrava Open
Champion	Katie Boulter
Runner-up	Tamara Korpatsch
Score	5–7, 6–2, 6–1
Draw	30 (4 WC, 4 Q)
Seeds	8

Katie Boulter defeated Tamara Korpatsch in the final, 5–7, 6–2, 6–1 to win the singles tennis title at the 2026 Ostrava Open.^[1] It was her fourth WTA Tour title.

Barbora Krejčíková was the reigning champion from when the event was last held in 2022,^[2] but she did not participate this year.

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

Key

	Semifinals							Final
		Katie Volynets	1	3
		Katie Boulter	6	6
									Katie Boulter	5	6	6
									Tamara Korpatsch	7	2	1
		Diane Parry	4	4
		Tamara Korpatsch	6	6

	First round							Second round							Quarterfinals							Semifinals
								1	T Maria	5	1
		L Klimovičová	2	1					K Volynets	7	6
		K Volynets	6	6												K Volynets	5	6	6
		A Parks	77	6												A Parks	7	4	2
		J Grabher	63	2					A Parks	6	6
		E Avanesyan	6	2	6				E Avanesyan	4	2
	7	M Uchijima	3	6	3																		K Volynets	1	3
	4	R Šramková	6	6																			K Boulter	6	6
	Q	V Valdmannová	2	3				4	R Šramková	3	1
		L Fruhvirtová	77	6					L Fruhvirtová	6	6
	Q	M Barthel	64	4												L Fruhvirtová	3	2
	WC	L Havlíčková	4	6	1											K Boulter	6	6
		K Boulter	6	3	6				K Boulter	6	6
		S Kraus	4	0				5	V Golubic	2	2
	5	V Golubic	6	6

	First round							Second round							Quarterfinals							Semifinals
	8	P Udvardy	7	6
	WC	D Vidmanova	5	3				8	P Udvardy	1	2
		D Parry	6	6					D Parry	6	6
	PR	O Dodin	1	4												D Parry	6	6
	WC	B Fruhvirtová	1	1												N Bartůňková	1	3
	Q	F Ferro	6	6				Q	F Ferro	4	6	1
		N Bartůňková	6	6					N Bartůňková	6	3	6
	3	A Blinkova	4	4																			D Parry	4	4
	6	C McNally	6	7																			T Korpatsch	6	6
		S Lamens	3	5				6	C McNally	6	6
		D Gálfi	6	3	5			WC	T Martincová	4	4
	WC	T Martincová	2	6	7										6	C McNally	4	2
		T Korpatsch	6	6												T Korpatsch	6	6
	Q	A Sisková	4	4					T Korpatsch	6	6
								2	E Arango	3	4

	First round							Qualifying competition
	1	Katarzyna Kawa	63	3
		Susan Bandecchi	77	6
									Susan Bandecchi	6	3	5
									Anna Sisková	3	6	7
		Anna Sisková	1	6	6
	8	Barbora Palicová	6	0	3

	First round							Qualifying competition
	2	Dominika Šalková	4	4
	PR	Fiona Ferro	6	6
								PR	Fiona Ferro	6	6
								5	Laura Pigossi	1	1
		Caroline Werner	5	7	65
	5	Laura Pigossi	7	5	77

	First round							Qualifying competition
	3	Anna-Lena Friedsam	5	2
		Katherine Sebov	7	6
									Katherine Sebov	2	7	4
								7	Mona Barthel	6	5	6
	WC	Julie Paštiková	2	2
	7	Mona Barthel	6	6

	First round							Qualifying competition
	4	Gabriela Knutson	6	6
		Anastasiia Sobolieva	1	3
								4	Gabriela Knutson	2	7	4
									Vendula Valdmannová	6	5	6
		Vendula Valdmannová	7	3
	6/WC	Laura Samson	5	1r

• Main draw
• Qualifying draw