| Men's Singles | |
|---|---|
| 2015 Challenger Banque Nationale de Granby | |
| Champion |
|
| Runner-up |
|
| Final score | 6–4, 6–4 |
Hiroki Moriya was the defending champion, but decided not to participate this year.
Vincent Millot won the title, defeating Philip Bester 6–4, 6–4 in the final.