2017 Challenger Banque Nationale de Gatineau – Men's doubles

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

Men's doubles
2017 Challenger Banque Nationale de Gatineau
Champions	Bradley Klahn Jackson Withrow
Runners-up	Hans Hach Verdugo Vincent Millot
Score	6–2, 6–3

Main article: 2017 Challenger Banque Nationale de Gatineau

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

Seeds

1. Gong Maoxin / Zhang Ze (semifinals)
2. Luke Bambridge / David O'Hare (first round)
3. Jarryd Chaplin / Joe Salisbury (first round)
4. Philip Bester / Peter Polansky (quarterfinals)

Draw

Key

• Q = Qualifier
• WC = Wild card
• LL = Lucky loser
• Alt = Alternate
• ITF = ITF entry
• PR = Protected ranking
• SR = Special ranking
• SE = Special exempt
• JE = Junior exempt
• JR = Junior Accelerator Programme entrant
• CO = College Accelerator Programme entrant
• NG = Next Gen Accelerator Program entrant
• w/o = Walkover
• r = Retired
• d = Defaulted

	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

References

• Main Draw