Men's doubles
2019 Challenger Banque Nationale de Gatineau
Champions	Alex Lawson Marc Polmans
Runners-up	Hans Hach Verdugo Dennis Novikov
Score	6–4, 3–6, [10–7]

Robert Galloway and Bradley Klahn were the defending champions but chose not to defend their title.^[1]

Alex Lawson and Marc Polmans won the title after defeating Hans Hach Verdugo and Dennis Novikov 6–4, 3–6, [10–7] 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	R Maytín J Withrow	77	6
		D King P Polansky	64	2				1	R Maytín J Withrow	6	1	[10]
	PR	M Neuchrist N Pasha	3	6	[10]			WC	S Collard B Holt	2	6	[3]
	WC	Sebastien Collard B Holt	6	0	[12]										1	R Maytín J Withrow	2	63
	3	A Lawson M Polmans	6	6											3	A Lawson M Polmans	6	77
	ITF	Shintaro Imai B Saraiva	1	3				3	A Lawson M Polmans	6	77
		E Couacaud G Sakharov	65	3					A Harris Z Li	4	65
		A Harris Z Li	77	6																		3	A Lawson M Polmans	6	3	[10]
	ITF	E Hoyt S Mansouri	6	6																			H Hach Verdugo D Novikov	4	6	[7]
	WC	A Galarneau B Sigouin	3	2				ITF	E Hoyt S Mansouri	7	6
		M Janvier T Matsui	5	3				4	JP Fruttero R Gonzales	5	0
	4	JP Fruttero R Gonzales	7	6											ITF	E Hoyt S Mansouri	64	3
		H Hach Verdugo D Novikov	6	6												H Hach Verdugo D Novikov	77	6
		M Banes A Santillan	3	4					H Hach Verdugo D Novikov	3	6	[10]
		N Gombos C İlkel	2	4				2	H Reese A Shamasdin	6	4	[7]
	2	H Reese A Shamasdin	6	6

References

External links

• Main draw