2023 Championnats Banque Nationale de Granby – Women's singles

Women's singles
2023 Championnats Banque Nationale de Granby
Champion	Kayla Day
Runner-up	Katherine Sebov
Score	6–4, 2–6, 7–5

Kayla Day won the women's singles tournament at the 2023 Championnats Banque Nationale de Granby after defeating Katherine Sebov 6–4, 2–6, 7–5 in the final.^[1]

Daria Kasatkina was the defending champion but chose not to defend her title.^[2]

	Semifinals							Final
	1	Rebecca Marino	6	4	2
	5	Katherine Sebov	4	6	6
								5	Katherine Sebov	4	6	5
								3	Kayla Day	6	2	7
	3	Kayla Day	6	4	6
	2	Ashlyn Krueger	3	6	1

	First round							Second round							Quarterfinals							Semifinals
	1	R Marino	77	6
	Q	R Verma	63	1				1	R Marino	6	6
	Q	E Cayetano	0	0					J Failla	2	0
		J Failla	6	6											1	R Marino	6	6
		M Stakusic	6	6												M Stakusic	2	4
	Q	A Akli	4	0					M Stakusic	6	6
	Q	A Markham	6	2	6			Q	A Markham	2	0
	7	K Scott	3	6	1																	1	R Marino	6	4	2
	4	E Bektas	6	6																		5	K Sebov	4	6	6
		V Hu	3	3				4	E Bektas	77	6
		M Jones	77	0	6				M Jones	62	4
	WC	M Kupres	64	6	3										4	E Bektas	2r
	Q	C Corley	4	5											5	K Sebov	3
	WC	A Xu	6	7				WC	A Xu	3	63
	Q	S Lý Nguyễn	4	3				5	K Sebov	6	77
	5	K Sebov	6	6

	First round							Second round							Quarterfinals							Semifinals
	8	M Zacarías	1	3
		C Brace	6	6					C Brace	6	6
	Q	AP Neffa de los Ríos	3	2				Q	AP Neffa de los Ríos	1	3
		S Fung	6	1r												C Brace	2	4
	Q	J Daniel	2	6	4										3	K Day	6	6
	WC	B Fernandez	6	4	6			WC	B Fernandez	3	3
		R Zarazúa	4	4				3	K Day	6	6
	3	K Day	6	6																		3	K Day	6	4	6
	6	H Sakatsume	4	6	6																	2	A Krueger	3	6	1
	WC	L Sleeth	6	1	2			6	H Sakatsume	6	77
	PR	J Brady	6	6				PR	J Brady	4	62
		K Okamura	2	3											6	H Sakatsume	4	4
		J Loeb	5	1											2	A Krueger	6	6
		V Mboko	7	6					V Mboko	2	3
		K Cross	3	4				2	A Krueger	6	6
	2	A Krueger	6	6

• Main draw