Men's singles
2023 Championnats Banque Nationale de Granby
Champion	Alexis Galarneau
Runner-up	Philip Sekulic
Score	6–4, 3–6, 6–3

Gabriel Diallo was the defending champion^[1] but chose not to defend his title.

Alexis Galarneau won the title after defeating Philip Sekulic 6–4, 3–6, 6–3 in the final.

Seeds

Draw

Finals

	Semifinals							Final
	Q	James Trotter	4	6	63
	Q	Philip Sekulic	6	2	77
								Q	Philip Sekulic	4	6	3
								7	Alexis Galarneau	6	3	6
		Wu Tung-lin	64	3
	7	Alexis Galarneau	77	6

Top half

	First round							Second round							Quarterfinals							Semifinals
	1	T Kokkinakis	6	66	6
	Q	P Kypson	2	78	4			1	T Kokkinakis	65	0r
	Q	J Trotter	6	77				Q	J Trotter	77	2
	LL	Nathan Ponwith	3	61											Q	J Trotter	710	6
		J McCabe	77	6												J McCabe	68	2
		T Sandgren	64	3					J McCabe	6	6
		D Sweeny	3	6	6				D Sweeny	4	2
	8	G Mpetshi Perricard	6	4	4																	Q	J Trotter	4	6	63
	3	J Shang	2	2																		Q	P Sekulic	6	2	77
		M Lajal	6	6					M Lajal	4	6	65
	Q	B Bicknell	0	6	4			WC	J Boulais	6	1	77
	WC	J Boulais	6	4	6										WC	J Boulais	3	2
	Q	P Sekulic	66	77	6										Q	P Sekulic	6	6
		Y Uchiyama	78	64	1			Q	P Sekulic	7	6
		H Moriya	4	7	2			5	D Kudla	5	3
	5	D Kudla	6	5	6

Bottom half

	First round							Second round							Quarterfinals							Semifinals
	6	R Noguchi	0	2
		T-l Wu	6	6					T-l Wu	6	6
	LL	A Cozbinov	1	3				PR	C Harrison	3	4
	PR	C Harrison	6	6												T-l Wu	6	6
		M Janvier	78	6												M Janvier	4	4
		J Jung	66	3					M Janvier	6	4	77
		A Walton	67	77	6				A Walton	4	6	64
	4	V Pospisil	79	61	1																		T-l Wu	64	3
	7	A Galarneau	6	3	6																	7	A Galarneau	77	6
		O Jasika	1	6	3			7	A Galarneau	6	78
	Q	N Chappell	5	3				PR	T-S Kwiatkowski	2	66
	PR	T-S Kwiatkowski	7	6											7	A Galarneau	6	6
	Alt	T Schoolkate	6	6											Alt	T Schoolkate	4	3
	Q	Joshua Sheehy	2	3				Alt	T Schoolkate	6	6
		NH Lý	1	67				2	A Cazaux	3	3
	2	A Cazaux	6	79

References

External links

• Main draw
• Qualifying draw