Stadium: Court 8 Round: 27 Ground: Hardcourt outdoor
| ITF Canada F5 | 2018/07/05 18:20 | Alexios Halebian v David Volfson | 4-6,6-7 |
| ITF Canada F5 | 2018/07/03 16:00 | Taha Baadi v David Volfson | 5-7,0-6 |
| ITF USA F16 | 2018/06/19 17:00 | David Volfson v Harshana Godamanna | 7-6,4-6,2-6 |
| ITF USA F14 | 2018/06/14 16:00 | David Volfson v Deiton Baughman | 6-2,3-6,6-7 |
| ITF USA F14 | 2018/06/12 21:00 | Marcus Fugate v David Volfson | 6-7,3-6 |
| ITF USA F5 | 2018/01/23 16:40 | David Volfson v Jaume Pla Malfeito | 3-6,4-6 |
| ITF USA F5 | 2018/01/22 15:00 | Ty Trombetta v David Volfson | 1-6,6-3,3-6 |
| ITF USA F4 | 2018/01/18 16:40 | David Volfson v Roberto Cid Subervi | 2-6,2-6 |
| ITF Canada F5 | 2018/07/05 17:00 | William Griffith v Wishaya Trongcharoenchaikul | 3-6,6-1,6-3 |
| ITF Canada F5 | 2018/07/04 00:45 | William Griffith v Gage Brymer | 6-2,1-6,6-4 |
| ITF Canada F5 Qual | 2018/07/02 16:00 | William Griffith v Justin Lunn | 6-0,6-1 |
| ITF Canada F5 Qual | 2018/06/30 16:00 | Justin Roberts v William Griffith | 4-6,6-4,1-6 |
| ITF Canada F4 Qual | 2018/06/25 21:30 | William Griffith v Julian Bradley | 3-6,6-2,6-7 |
| ITF Canada F4 Qual | 2018/06/24 17:00 | Richard Torres v William Griffith | 3-6,1-6 |
| ITF Canada F4 Qual | 2018/06/23 17:00 | Ronald Hohmann v William Griffith | 4-6,6-3,1-6 |
| ITF USA F34 | 2016/10/26 20:15 | William Griffith v Michael Zhu | 3-6,4-6 |