2017 Challenger Banque Nationale de Gatineau – Men's singles

Men's singles
2017 Challenger Banque Nationale de Gatineau
Final
Champion	Denis Shapovalov
Runner-up	Peter Polansky
Score	6–1, 3–6, 6–3
Events
Singles men women Doubles men women
← 2016 · Challenger de Gatineau · 2018 →

Peter Polansky was the defending champion but lost in the final to Denis Shapovalov.

Shapovalov won the title after defeating Polansky 6–1, 3–6, 6–3 in the final.

	Semifinals							Final
	1	Malek Jaziri	6	1	2
	5	Peter Polansky	4	6	6
								5	Peter Polansky	1	6	3
								7	Denis Shapovalov	6	3	6
		Alexander Sarkissian	3	4
	7	Denis Shapovalov	6	6

	First round							Second round							Quarterfinals							Semifinals
	1	M Jaziri	6	6
	Alt	D Nguyen	1	0				1	M Jaziri	64	77	6
	PR	B Klahn	3	65					B Schnur	77	62	1
		B Schnur	6	77											1	M Jaziri	6	1	7
	WC	L Broady	6	2	7										8	V Millot	4	6	5
		B Rola	2	6	5			WC	L Broady	2	6	2
		Z Zhang	4	7	2			8	V Millot	6	1	6
	8	V Millot	6	5	6																	1	M Jaziri	6	1	2
	4	G Soeda	6	6																		5	P Polansky	4	6	6
		T Chen	4	4				4	G Soeda	2	1
	Q	M Giron	6	6				Q	M Giron	6	6
	WC	F Peliwo	2	0											Q	M Giron	6	3	3
		M McDonald	3	0r											5	P Polansky	3	6	6
	Q	JC Aragone	6	1				Q	JC Aragone	6	3	1
		H Moriya	2	2				5	P Polansky	3	6	6
	5	P Polansky	6	6

	First round							Second round							Quarterfinals							Semifinals
	6	J Jung	3	65
		Y Uchiyama	6	77					Y Uchiyama	4	6	5
		S Diez	3	2					A Sarkissian	6	4	7
		A Sarkissian	6	6												A Sarkissian	6	4	6
		Y Bhambri	6	6												Y Bhambri	3	6	4
		T Ito	3	2					Y Bhambri	77	3
	Q	M Torpegaard	2	1				3	B Kavčič	61	1r
	3	B Kavčič	6	6																			A Sarkissian	3	4
	7	D Shapovalov	6	3	6																	7	D Shapovalov	6	6
	WC	P Bester	3	6	3			7	D Shapovalov	6	6
		E Leshem	1	0r				Alt	M Purcell	1	2
	Alt	M Purcell	6	0											7	D Shapovalov	6	3	6
	WC	B Sigouin	1	3											2	T Fabbiano	3	6	3
	Q	S Bangoura	6	6				Q	S Bangoura	5	63
		O Jasika	6	1	1			2	T Fabbiano	7	77
	2	T Fabbiano	0	6	6

• Main Draw
• Qualifying Draw