Women's singles
2017 Challenger Banque Nationale de Gatineau
Champion	Aleksandra Wozniak
Runner-up	Ellen Perez
Score	7–6(7–4), 6–4

Bianca Andreescu was the defending champion, but decided not to participate this year.

Aleksandra Wozniak won the title, defeating Ellen Perez 7–6^(7–4), 6–4 in the final.

Seeds

Draw

Finals

	Semifinals							Final
	7	Sarah-Rebecca Sekulic	4	4
	Q	Ellen Perez	6	6
								Q	Ellen Perez	64	4
								6	Aleksandra Wozniak	77	6
	6	Aleksandra Wozniak	6	6
		P Hon	2	2

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	O Rogowska	6	6
	Q	A Zhu	2	4				1	O Rogowska	66	7	4
	WC	L Sleeth	4	5				Q	S Murray	78	5	6
	Q	S Murray	6	7											Q	S Murray	0	4
	WC	C Branstine	6	6											7	S-R Sekulic	6	6
	WC	A Craciun	2	2				WC	C Branstine	63	6	4
		V Savinykh	2	1				7	S-R Sekulic	77	3	6
	7	S-R Sekulic	6	6																		7	S-R Sekulic	4	4
	4	H Kuwata	1	6	6																	Q	E Perez	6	6
		M Minokoshi	6	4	1			4	H Kuwata	6	3	62
	Q	A Guarachi	6	6				Q	A Guarachi	4	6	77
		J Elbaba	0	2											Q	A Guarachi	64	2
	Q	N Kukharchuk	0	1											Q	E Perez	77	6
		C Ferrando	6	6					C Ferrando	5	4
	Q	E Perez	6	6				Q	E Perez	7	6
	5	M Larcher de Brito	3	4

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	6	A Wozniak	77	6
		K Swan	65	1				6	A Wozniak	6	6
		Z Zlochová	1	4				Q	E Bovina	1	2
	Q	E Bovina	6	6											6	A Wozniak	6	77
		J Ponchet	6	6											3	M Hibi	4	65
	WC	LA Fernandez	1	2					J Ponchet	4	6	5
	PR	K Birrell	1	2				3	M Hibi	6	2	7
	3	M Hibi	6	6																		6	A Wozniak	6	6
	8	M Imanishi	2	3																			P Hon	2	2
		R Yurovsky	6	6					R Yurovsky
		P Hon	4	6	6				P Hon	w/o
		C Zhao	6	4	4											P Hon	6	6
	Q	E Webley-Smith	1	0											Q	M Zacarías	1	3
	Q	M Zacarías	6	6				Q	M Zacarías	3	6	6
		O Tjandramulia	2	0				2	D Lao	6	3	3
	2	D Lao	6	6

References

• Main Draw