Stadium: Court 7 Round: 44 Ground: Hardcourt outdoor
| ITF Canada F5 | 2017/08/29 16:30 | Chang, Jonathan v Nguyen, Daniel | 3-6,2-6 |
| ITF USA F27 Qual | 2017/08/05 14:30 | Chang, Jonathan v Friedrich, Gabriel | 1-6,4-6 |
| ITF USA F26 | 2017/08/01 18:15 | Chang, Jonathan v Caruana, Liam | 1-6,1-6 |
| ITF USA F25 | 2017/07/25 14:00 | Aleksandar Vukic v Chang, Jonathan | 6-3,6-4 |
| ITF USA F25 Qual | 2017/07/24 16:20 | Chang, Jonathan v Elio Jose Ribeiro Lago | 7-5,6-3 |
| ITF USA F25 Qual | 2017/07/23 13:30 | Chang, Jonathan v Emhardt, Charlie | 6-2,6-1 |
| ITF USA F25 Qual | 2017/07/22 14:30 | Chang, Jonathan v Emmett Ward | 6-2,6-1 |
| ITF USA F24 Qual | 2017/07/16 15:00 | Chang, Jonathan v Schorsch, Jeffrey | 5-7,1-6 |
| ATP Montreal Qual | 2017/08/05 18:55 | Leduc, Antoine v Klein, Brydan | 0-6,3-6 |
| Challenger Granby Qual | 2017/07/22 20:20 | Leduc, Antoine v Renta Tokuda | 3-6,1-6 |
| Challenger Gatineau Qual | 2017/07/16 15:00 | Leduc, Antoine v Tearney, Finn | 1-6,0-6 |
| Challenger Gatineau Qual | 2017/07/15 16:30 | Collard, Sebastien v Leduc, Antoine | 3-6,6-1,0-6 |
| Challenger Winnipeg Qual | 2017/07/09 15:00 | Thai-Son Kwiatkowski v Leduc, Antoine | 6-1,6-2 |
| ITF Canada F4 | 2017/07/05 17:20 | Filip Peliwo v Leduc, Antoine | 6-1,6-3 |
| ITF Canada F3 Qual | 2017/06/25 17:00 | Leduc, Antoine v Maginley, J. | 3-6,1-6 |
| ITF USA F20 | 2017/06/17 19:00 | Paige, Nolan C v Leduc, Antoine | 6-4,7-6 |