Men's doubles
2017 Challenger Banque Nationale de Gatineau
Final
Champions	Bradley Klahn Jackson Withrow
Runners-up	Hans Hach Verdugo Vincent Millot
Score	6–2, 6–3
Events
Singles men women Doubles men women
← 2016 · Challenger de Gatineau · 2018 →

Tristan Lamasine and Franko Škugor were the defending champions but chose not to defend their title.

Bradley Klahn and Jackson Withrow won the title after defeating Hans Hach Verdugo and Vincent Millot 6–2, 6–3 in the final.

	First round							Quarterfinals							Semifinals							Final
	1	M Gong Z Zhang	6	6
		J Jung D Nguyen	4	2				1	M Gong Z Zhang	6	5	[10]
		S Bangoura R Gonzales	66	1					O Jasika B Mousley	4	7	[4]
		O Jasika B Mousley	78	6											1	M Gong Z Zhang	3	64
	3	Jarryd Chaplin J Salisbury	2	6	[5]											H Hach Verdugo V Millot	6	77
		H Hach Verdugo V Millot	6	1	[10]				H Hach Verdugo V Millot	5	6	[10]
	WC	S Diez B Schnur	6	6				WC	S Diez B Schnur	7	4	[5]
		M Felder H Moriya	1	2																			H Hach Verdugo V Millot	2	3
		T Chen G Soeda	1	4																		PR	B Klahn J Withrow	6	6
	PR	B Klahn J Withrow	6	6				PR	B Klahn J Withrow	6	6
		M Jaziri LD Martínez	3	2				4	P Bester P Polansky	3	4
	4	P Bester P Polansky	6	6											PR	B Klahn J Withrow	5	77	[10]
	WC	Hugo Di Feo Samuel Monette	2	6	[7]										WC	F Peliwo D Shapovalov	7	65	[5]
	WC	F Peliwo D Shapovalov	6	3	[10]			WC	F Peliwo D Shapovalov	79	6
		Y Bhambri Y Uchiyama	7	6					Y Bhambri Y Uchiyama	67	4
	2	L Bambridge D O'Hare	5	1

• Main Draw