Men's doubles
2018 Challenger Banque Nationale de Granby
Champions	Alex Lawson Li Zhe
Runners-up	JC Aragone Liam Broady
Score	7–6(7–2), 6–3

Joe Salisbury and Jackson Withrow were the defending champions but chose not to defend their title.

Alex Lawson and Li Zhe won the title after defeating JC Aragone and Liam Broady 7–6^(7–2), 6–3 in the final.

Seeds

Draw

Key

• Q = Qualifier
• WC = Wild card
• LL = Lucky loser
• Alt = Alternate
• SE = Special exempt
• PR = Protected ranking
• ITF = ITF entry
• JE = Junior exempt
• w/o = Walkover
• r = Retired
• d = Defaulted
• SR = Special ranking

	First round							Quarterfinals							Semifinals							Final
								1	M Reid Y Uchiyama	6	3	[10]
		F Dancevic P Polansky	6	63	[10]				F Dancevic P Polansky	3	6	[7]
	WC	Taha Baadi J Boulais	3	77	[6]										1	M Reid Y Uchiyama	3	6	[4]
	4	JC Aragone L Broady	4	6	[11]										4	JC Aragone L Broady	6	3	[10]
		Shintaro Imai K Uchida	6	4	[9]			4	JC Aragone L Broady	w/o
		A Galarneau B Sigouin	w/o						A Galarneau B Sigouin
		T Fawcett Tyler Lu																				4	JC Aragone L Broady	62	3
		L Johnson J Menezes	6	3	[10]																	3	A Lawson Z Li	77	6
	WC	JM Lin Nicaise Muamba	4	6	[7]				L Johnson J Menezes	79	1	[9]
	WC	Washi Gervais K Stevenson	4	3				3	A Lawson Z Li	67	6	[11]
	3	A Lawson Z Li	6	6											3	A Lawson Z Li	6	4	[10]
		Pavel Krainik Samuel Monette	4	65												J De Loore N Gombos	2	6	[6]
		J De Loore N Gombos	6	77					J De Loore N Gombos	6	79
		J Frawley Jacob Grills	6	6					J Frawley J Grills	1	67
	2	B Mousley M Neuchrist	2	3

References

• Main Draw