# 2024 Championnats Banque Nationale de Granby – Men's singles

Alexis Galarneau was the defending champion but lost in the first round to Bruno Kuzuhara.
Bu Yunchaokete won the title after defeating Térence Atmane 6–3, 6–7$^{(7–9)}$, 6–4 in the final.

## Seeds

* Adam Walton (first round, retired)
* Térence Atmane (final)
* Benjamin Bonzi (second round)
* Alexis Galarneau (first round)
* Hugo Grenier (semifinals)
* Bu Yunchaokete (champion)
* Yasutaka Uchiyama (semifinals)
* Tristan Boyer (second round)

## 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

### Finals

| Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final | Final |
| 5 | Hugo Grenier | 2 | 1 | | | | | | |
| 6 | Bu Yunchaokete | 6 | 6 | | | | | | |
| 6 | Bu Yunchaokete | 6 | 6 | | 6 | Bu Yunchaokete | 6 | 6$^7$ | 6 |
| | | | | | 2 | Térence Atmane | 3 | 7$^9$ | 4 |
| 7 | Yasutaka Uchiyama | 3 | 6 | 4 | 2 | Térence Atmane | 3 | 7$^9$ | 4 |
| 2 | Térence Atmane | 6 | 3 | 6 | | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | A Walton | 6 | 2$^r$ | | | | | | | | | | | | | | |
| Alt | A Andrade | 4 | 5 | | Alt | A Andrade | 6 | 6 | | | | | | | | | |
| WC | V Pospisil | 4 | 4 | | WC | J Boulais | 3 | 1 | | | | | | | | | |
| WC | J Boulais | 6 | 6 | | | | | | Alt | A Andrade | 6$^3$ | 5 | | | | | |
| | JP Ficovich | 6 | 6 | | | | | | 5 | H Grenier | 7$^7$ | 7 | | | | | |
| Alt | B Bicknell | 1 | 3 | | | JP Ficovich | 5 | 3 | | | | | | | | | |
| | C Chidekh | 3 | 6$^9$ | | 5 | H Grenier | 7 | 6 | | | | | | | | | |
| 5 | H Grenier | 6 | 7$^{11}$ | | | | | | | | | | | 5 | H Grenier | 2 | 1 |
| 4 | A Galarneau | 7 | 5 | 1 | | | | | | | | | | 6 | Y Bu | 6 | 6 |
| Q | B Kuzuhara | 5 | 7 | 6 | Q | B Kuzuhara | 6 | 6 | | | | | | | | | |
| | M Lajal | 6 | 5 | 3 | Q | R Noguchi | 3 | 4 | | | | | | | | | |
| Q | R Noguchi | 3 | 7 | 6 | | | | | Q | B Kuzuhara | 6 | 4 | 2 | | | | |
| Q | K Uchida | 3 | 7$^7$ | 1 | | | | | 6 | Y Bu | 4 | 6 | 6 | | | | |
| | P Sekulic | 6 | 6$^2$ | 6 | | P Sekulic | 4 | 0 | | | | | | | | | |
| | R Pacheco Méndez | 6$^6$ | 5 | | 6 | Y Bu | 6 | 6 | | | | | | | | | |
| 6 | Y Bu | 7$^8$ | 7 | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 7 | Y Uchiyama | 4 | 7 | 6 | | | | | | | | | | | | | | | |
| | L Draxl | 6 | 5 | 4 | 7 | Y Uchiyama | 6 | 3 | 6 | | | | | | | | | | |
| WC | Taha Baadi | 6 | 4 | 2 | | H Habib | 2 | 6 | 3 | | | | | | | | | | |
| | H Habib | 3 | 6 | 6 | | | | | | 7 | Y Uchiyama | 5 | 6 | 7$^7$ | | | | | |
| | S Shimabukuro | 6 | 6 | | | | | | | | S Shimabukuro | 7 | 4 | 6$^4$ | | | | | |
| | A Géa | 1 | 4 | | | S Shimabukuro | 7$^{10}$ | 7$^7$ | | | | | | | | | | | |
| | B Holt | 3 | 6$^4$ | | 3 | B Bonzi | 6$^8$ | 6$^5$ | | | | | | | | | | | |
| 3 | B Bonzi | 6 | 7$^7$ | | | | | | | | | | | | 7 | Y Uchiyama | 3 | 6 | 4 |
| 8 | T Boyer | 6 | 4 | 7 | | | | | | | | | | | 2 | T Atmane | 6 | 3 | 6 |
| | Y Shimizu | 1 | 6 | 5 | 8 | T Boyer | 4 | 7$^7$ | 2 | | | | | | | | | | |
| | T-l Wu | 7 | 7$^7$ | | | T-l Wu | 6 | 6$^5$ | 6 | | | | | | | | | | |
| Q | C Harper | 5 | 6$^2$ | | | | | | | | T-l Wu | 1 | 1 | | | | | | |
| Q | S Kozlov | 1 | 2 | | | | | | | 2 | T Atmane | 6 | 6 | | | | | | |
| | N Mejía | 6 | 6 | | | N Mejía | 3 | 5 | | | | | | | | | | | |
| Q | Patrick Maloney | 3 | 4 | | 2 | T Atmane | 6 | 7 | | | | | | | | | | | |
| 2 | T Atmane | 6 | 6 | | | | | | | | | | | | | | | | |