Ekaterina Alexandrova defeated Jeļena Ostapenko in the final, 7–6^(7–4), 6–0 to win the women's singles tennis title at the 2022 Korea Open.^[1]

Zhu Lin was the defending champion^[2] from when the event was a WTA 125 tournament, but lost to Tatjana Maria in the quarterfinals.

	Semifinals							Final
	1	Jeļena Ostapenko	4	6	3
	6	Emma Raducanu	6	3	0r
								1	Jeļena Ostapenko	64	0
								2	Ekaterina Alexandrova	77	6
	7	Tatjana Maria	2	4
	2	Ekaterina Alexandrova	6	6

	First round							Second round							Quarterfinals							Semifinals
	1	J Ostapenko	6	3	77
	WC	B-y Jeong	4	6	62			1	J Ostapenko	6	5	7
		A Gasanova	7	7					A Gasanova	3	7	5
	Q	A Sharma	5	5											1	J Ostapenko	6	6
		C Paquet	2	2											LL	V Jiménez Kasintseva	2	1
	LL	V Jiménez Kasintseva	6	6				LL	V Jiménez Kasintseva	6	6
	Q	J Fett	1	2				8	R Marino	4	2
	8	R Marino	6	6																		1	J Ostapenko	4	6	3
	3	M Linette	6	7																		6	E Raducanu	6	3	0r
		A Hartono	2	5				3	M Linette	4	77	6
		K Mladenovic	6	4	6				K Mladenovic	6	65	2
	WC	S-h Park	4	6	3										3	M Linette	2	2
		L Fruhvirtová	1	4											6	E Raducanu	6	6
	PR	Y Wickmayer	6	6				PR	Y Wickmayer	3	5
		M Uchijima	2	4				6	E Raducanu	6	7
	6	E Raducanu	6	6

	First round							Second round							Quarterfinals							Semifinals
	7	T Maria	77	77
	PR	E Bouchard	65	65				7	T Maria	6	6
	PR	K Birrell	6	4	6			PR	K Birrell	0	3
		P Hon	4	6	4										7	T Maria	6	6
		M Inglis	6	5	1										4	L Zhu	1	1
	Q	A Raina	4	7	6			Q	A Raina	1	3
		S-j Jang	3	4				4	L Zhu	6	6
	4	L Zhu	6	6																		7	T Maria	2	4
	5	V Gracheva	4	61																		2	E Alexandrova	6	6
		A Blinkova	6	77					A Blinkova	4	66
	Q	L Cabrera	66	2				Q	L Sun	6	78
	Q	L Sun	78	6											Q	L Sun	5	66
	Q	D-y Back	1	1											2	E Alexandrova	7	78
	WC	N-l Han	6	6				WC	N-l Han	1	3
		A Muhammad	1	6	1			2	E Alexandrova	6	6
	2	E Alexandrova	6	3	6

1. Victoria Jiménez Kasintseva

	First round							Qualifying competition
	1	Natalija Stevanović	3	6	0
	WC	Ku Yeon-woo	6	4	6
								WC	Ku Yeon-woo	4	4
								7	Jana Fett	6	6
		Kim Da-bin	62	6	0
	7	Jana Fett	77	4	6

	First round							Qualifying competition
	2	Victoria Jiménez Kasintseva	6	6
	WC	Lee Eun-hye	1	1
								2	Victoria Jiménez Kasintseva	6	3	2
									Lulu Sun	3	6	6
		Lulu Sun	6	6
	9	Justina Mikulskytė	4	4

	First round							Qualifying competition
	3	Valentini Grammatikopoulou	7	63	6
		Nadiia Kichenok	5	77	0
								3	Valentini Grammatikopoulou	64	77	0
								12	Ankita Raina	77	64	6
		Riya Bhatia	1	1
	12	Ankita Raina	6	6

	First round							Qualifying competition
	4	Astra Sharma	6	6
	WC	Son Ha-yoon	0	1
								4	Astra Sharma	6	6
								11	Ekaterina Kazionova	1	0
		Choi Ji-hee	6	3	4
	11	Ekaterina Kazionova	3	6	6

	First round							Qualifying competition
	5	Lizette Cabrera	7	6
		Liang En-shuo	5	1
								5	Lizette Cabrera	6	6
									Olivia Tjandramulia	1	2
		Olivia Tjandramulia	6	1	7
	8	Hanna Chang	4	6	5

	First round							Qualifying competition
	6	Lina Glushko	5	6	1
	WC	Back Da-yeon	7	1	6
								WC	Back Da-yeon	6	6
								10	Daniela Vismane	2	3
	Alt	Han Xinyun	4	5
	10	Daniela Vismane	6	7