Stadium: Court 1 Round: 26 Ground: Hardcourt outdoor
| Gatineau, Canada | 2018/07/17 17:15 | Grills, Jacob v Sarkissian, Alexander | 6-3,7-6 |
| Challenger Gatineau Qual | 2018/07/16 14:00 | Patrick Kypson v Grills, Jacob | 3-6,1-6 |
| Challenger Gatineau Qual | 2018/07/15 16:40 | Grills, Jacob v Makoto Ochi | 1-6,7-5,6-1 |
| Challenger Gatineau Qual | 2018/07/14 21:55 | Grills, Jacob v Jumpei Yamasaki | 6-3,6-1 |
| Challenger Winnipeg Qual | 2018/07/08 23:15 | Lin, Jack Mingjie v Grills, Jacob | 6-4,6-0 |
| Challenger Winnipeg Qual | 2018/07/08 20:05 | Nicaise Muamba v Grills, Jacob | 6-7,0-6 |
| ITF Canada F5 | 2018/07/07 18:50 | Grills, Jacob v Griffith, William | 6-2,4-6,4-6 |
| ITF Canada F5 | 2018/07/06 17:00 | Marc-Andrea Huesler v Grills, Jacob | 6-3,0-6,5-7 |
| Gatineau, Canada | 2018/07/17 14:00 | Yusuke Takahashi v Soeda, Go | 4-6,3-6 |
| Challenger Winnipeg | 2018/07/14 19:55 | Lucas Miedler v Soeda, Go | 6-3,3-6,6-3 |
| Challenger Winnipeg | 2018/07/13 18:10 | Alexis Galarneau v Soeda, Go | 0-6,2-6 |
| Challenger Winnipeg | 2018/07/12 20:00 | Yunseong Chung v Soeda, Go | 2-6,6-2,4-6 |
| Challenger Winnipeg | 2018/07/10 23:00 | Grigelis, Laurynas v Soeda, Go | 3-6,0-6 |
| Wimbledon Qual | 2018/06/26 15:30 | Soeda, Go v Melzer, Jurgen | 3-6,2-6 |
| Wimbledon Qual | 2018/06/25 12:20 | Hugo Dellien v Soeda, Go | 4-6,2-6 |
| Challenger Ilkley Qual | 2018/06/18 13:00 | Noah Rubin v Soeda, Go | 2-6,6-4,5-3 |