2016 Challenger Banque Nationale de Granby – Men's singles
# 2016 Challenger Banque Nationale de Granby – Men's singles

Vincent Millot was the defending champion, but lost in the second round to James McGee.

Frances Tiafoe won the title, defeating Marcelo Arévalo 6–1, 6–1 in the final.

## Seeds

* Stéphane Robert (first round)
* Quentin Halys (first round)
* Saketh Myneni (first round)
* Frances Tiafoe (champion)
* Alejandro González (first round)
* Eduardo Struvay (first round, retired)
* Vincent Millot (second round)
* Grégoire Barrère (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 |
| - | - | - | - | - | - | - | - | - |
| | Marcelo Arévalo | 6 | 2 | 6 | | | | |
| | Sekou Bangoura | 1 | 6 | 1 | | | | |
| | Sekou Bangoura | 1 | 6 | 1 | | Marcelo Arévalo | 1 | 1 |
| | | | | | 4 | Frances Tiafoe | 6 | 6 |
| 4 | Frances Tiafoe | 6 | $7^7$ | | 4 | Frances Tiafoe | 6 | 6 |
| Q | Yasutaka Uchiyama | 3 | $6^3$ | | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 1 | S Robert | 1 | 3 | | | | | | | | | | | | | |
| | M Arévalo | 6 | 6 | | | M Arévalo | $7^7$ | 6 | | | | | | | | |
| Q | E Gómez | 4 | 4 | | | H Moriya | $6^4$ | 4 | | | | | | | | |
| | H Moriya | 6 | 6 | | | | | | | M Arévalo | 6 | 6 | | | | |
| WC | B Schnur | 2 | 6 | 2 | | | | | | M Krueger | 1 | 4 | | | | |
| | M Krueger | 6 | 1 | 6 | | M Krueger | 6 | $7^7$ | | | | | | | | |
| | G Clezar | 4 | 6 | 2 | | G Clezar | 4 | $6^3$ | | | | | | | | |
| 6 | E Struvay | 6 | 0 | $0^r$ | | | | | | | | | M Arévalo | 6 | 2 | 6 |
| 3 | S Myneni | 1 | 3 | | | | | | | | | | S Bangoura | 1 | 6 | 1 |
| | A Golubev | 6 | 6 | | | A Golubev | $1^r$ | | | | | | | | | |
| | S Bangoura | 4 | 6 | 6 | | S Bangoura | 5 | | | | | | | | | |
| WC | F Auger-Aliassime | 6 | 4 | 3 | | | | | | S Bangoura | 6 | 6 | | | | |
| WC | D Shapovalov | $7^7$ | $7^7$ | | | | | | WC | D Shapovalov | 4 | 3 | | | | |
| | L Saville | $6^2$ | $6^4$ | | WC | D Shapovalov | 6 | 6 | | | | | | | | |
| | B Klein | 3 | 3 | | 8 | G Barrère | 4 | 1 | | | | | | | | |
| 8 | G Barrère | 6 | 6 | | | | | | | | | | | | | |

### 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 | Semifinals | Semifinals | Semifinals | Semifinals |
| - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| 5 | A González | $6^6$ | 2 | | | | | | | | | | | | | | |
| | A Whittington | $7^8$ | 6 | | | A Whittington | $6^5$ | 6 | 6 | | | | | | | | |
| | P Polansky | 6 | 6 | | | P Polansky | $7^7$ | 2 | 4 | | | | | | | | |
| | T Lamasine | 4 | 2 | | | | | | | | A Whittington | 0 | $6^5$ | | | | |
| | L Broady | 4 | $6^5$ | | | | | | | 4 | F Tiafoe | 6 | $7^7$ | | | | |
| | J Ward | 6 | $7^7$ | | | J Ward | 6 | 3 | 5 | | | | | | | | |
| Q | E Corrie | 3 | 4 | | 4 | F Tiafoe | 3 | 6 | 7 | | | | | | | | |
| 4 | F Tiafoe | 6 | 6 | | | | | | | | | | | 4 | F Tiafoe | 6 | $7^7$ |
| 7 | V Millot | 6 | 6 | | | | | | | | | | | Q | Y Uchiyama | 3 | $6^3$ |
| | B Mitchell | 3 | 2 | | 7 | V Millot | 6 | 1 | 4 | | | | | | | | |
| Q | J McGee | 6 | 6 | | Q | J McGee | 3 | 6 | 6 | | | | | | | | |
| | A Weintraub | 3 | 3 | | | | | | | Q | J McGee | $6^4$ | 1 | | | | |
| Q | Y Uchiyama | 4 | 6 | 6 | | | | | | Q | Y Uchiyama | $7^7$ | 6 | | | | |
| | F Dancevic | 6 | 3 | 3 | Q | Y Uchiyama | 6 | 7 | | | | | | | | | |
| WC | P Bester | 6 | $7^7$ | | WC | P Bester | 4 | 5 | | | | | | | | | |
| 2 | Q Halys | 2 | $6^1$ | | | | | | | | | | | | | | |
