Stadium: Court 5 Round: 25 Ground: Clay
| ITF USA F15 Qual | 2018/06/18 13:00 | Sam Riffice v Jared Pratt | 6-1,6-2 |
| ITF USA F13 Qual | 2018/06/09 15:30 | Sam Riffice v Brian Shi | 5-7,3-6 |
| Challenger Bordeaux Qual | 2018/05/13 10:55 | Maxime Janvier v Sam Riffice | 7-6,6-0 |
| Challenger Bordeaux Qual | 2018/05/12 11:45 | Guillermo Duran v Sam Riffice | 2-6,6-7 |
| Challenger Savannah | 2018/05/01 14:00 | Sam Riffice v Marc Polmans | 6-1,4-6,2-6 |
| ITF USA F10 | 2018/04/14 18:55 | Karue Sell v Sam Riffice | 6-2,4-6,6-1 |
| ITF USA F10 | 2018/04/13 15:00 | Michael Redlicki v Sam Riffice | 4-6,4-6 |
| ITF USA F10 | 2018/04/12 18:00 | Sam Riffice v Samuel Monette | 6-2,6-3 |
| ITF USA F15 Qual | 2018/06/18 13:00 | Jacob Dunbar v Grey Hamilton | 7-6,2-6,6-4 |
| ITF USA F13 Qual | 2018/06/09 15:30 | Aleksandar Kovacevic v Jacob Dunbar | 6-2,6-3 |
| ITF USA F11 | 2018/04/19 15:00 | Ricardo Rodriguez-Pace v Jacob Dunbar | 7-6,6-4 |
| ITF USA F11 | 2018/04/17 23:00 | Logan Zapp v Jacob Dunbar | 2-6,6-7 |
| ITF USA F10 | 2018/04/11 15:00 | Jacob Dunbar v Alexander Ritschard | 2-6,3-6 |
| ITF Canada F1 Qual | 2018/02/25 15:00 | Michael Redlicki v Jacob Dunbar | 6-1,6-3 |
| ITF USA F40 | 2017/12/09 16:40 | Jacob Dunbar v Kaichi Uchida | 3-6,0-6 |
| ITF USA F40 | 2017/12/08 16:30 | Jacob Dunbar v Dennis Nevolo | 7-5,7-6 |