2018 Challenger Banque Nationale de Granby – Men's singles

Blaž Kavčič was the defending champion but chose not to defend his title.

Men's singles
2018 Challenger Banque Nationale de Granby
Champion	Peter Polansky
Runner-up	Ugo Humbert
Score	6–4, 1–6, 6–2

Main article: 2018 Challenger Banque Nationale de Granby

Peter Polansky won the title after defeating Ugo Humbert 6–4, 1–6, 6–2 in the final.

Seeds

1. Pierre-Hugues Herbert (second round)
2. Jason Kubler (withdrew)
3. Peter Polansky (champion)
4. Matthias Bachinger (first round)
5. Liam Broady (first round)
6. Norbert Gombos (semifinals)
7. Filip Peliwo (second round)
8. Mitchell Krueger (first round)

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

Finals

	Semifinals							Final
		Ugo Humbert	6	4	6
	6	Norbert Gombos	3	6	4
									Ugo Humbert	4	6	2
								3	Peter Polansky	6	1	6
	3	Peter Polansky	78	6
		Frank Dancevic	66	4

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	P-H Herbert	77	6
		V Millot	64	0				1	P-H Herbert	4	4
		U Humbert	6	6					U Humbert	6	6
	WC	A Galarneau	4	2												U Humbert	5	6	4
		JC Aragone	6	6												B Schnur	7	3	1r
	WC	Samuel Monette	4	4					JC Aragone	3	4
		B Schnur	6	6					B Schnur	6	6
	5	L Broady	4	4																			U Humbert	6	4	6
	4	M Bachinger	3	6	2																	6	N Gombos	3	6	4
	Q	J De Loore	6	4	6			Q	J De Loore	6	7
	WC	Pavel Krainik	3	3					R Tokuda	1	5
		Renta Tokuda	6	6											Q	J De Loore	4	4
		M Neuchrist	4	6	77										6	N Gombos	6	6
	Q	D Kelly	6	3	65				M Neuchrist	4	63
		K Uchida	1	4				6	N Gombos	6	77
	6	N Gombos	6	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	8	M Krueger	63	3
		Y Uchiyama	77	6					Y Uchiyama	4	65
	LL	Jacob Grills	1	65					S Napolitano	6	77
		S Napolitano	6	77												S Napolitano	5	62
		Z Li	6	6											3	P Polansky	7	77
	Q	W Trongcharoenchaikul	2	1					Z Li	4	3
		Y Takahashi	4	1				3	P Polansky	6	6
	3	P Polansky	6	6																		3	P Polansky	78	6
	7	F Peliwo	6	6																			F Dancevic	66	4
		J Menezes	4	3				7	F Peliwo	4	3
		B Mousley	6	65	4				A Sarkissian	6	6
		A Sarkissian	3	77	6											A Sarkissian	6	2	4
	WC	B Sigouin	3	6	4											F Dancevic	1	6	6
	Q	L Miedler	6	2	6			Q	L Miedler	4	4
		F Dancevic	6	6					F Dancevic	6	6
	LL	T Garanganga	4	4

References

• Main Draw
• Qualifying Draw