| Challenger Columbus | 2018/09/15 21:45 | Evan Zhu v Roy Smith | 1-6,6-4,6-3 |
| ITF Canada F6 | 2018/09/05 15:00 | Evan Zhu v Roy Smith | 4-6,0-6 |
| ITF USA F28B | 2018/10/26 17:40 | Roy Smith v Jonathan Chang | 6-2,6-2 |
| ITF USA F28B | 2018/10/25 21:15 | Roy Smith v Maxime Cressy | 6-3,6-2 |
| ITF USA F28B | 2018/10/25 16:00 | Ronnie Schneider v Roy Smith | 6-2,1-6,3-6 |
| ITF USA F28B | 2018/10/23 15:00 | Roy Smith v Julian Bradley | 6-7,7-5,6-4 |
| Challenger Calgary | 2018/10/13 16:00 | Laurent Lokoli v Roy Smith | 6-3,7-5 |
| ITF Great Britain F6 | 2018/09/26 13:50 | Manuel Guinard v Roy Smith | 6-3,3-6,7-6 |
| ITF Great Britain F6 | 2018/09/25 12:45 | Roy Smith v Jake Hersey | 6-3,6-2 |
| ITF Great Britain F6 | 2018/09/24 09:30 | Roy Smith v Simonas Zukauskas | 6-2,6-1 |
| ITF USA F28B | 2018/10/26 19:40 | Evan Zhu v Matias Soto | 6-2,6-3 |
| ITF USA F28B | 2018/10/25 22:15 | Evan Zhu v Maxime Tchoutakian | 6-4,7-5 |
| ITF USA F28B | 2018/10/25 16:00 | Evan Zhu v Matej Vocel | 6-2,6-1 |
| ITF USA F28B | 2018/10/22 19:25 | Jordi Arconada v Evan Zhu | 1-6,0-6 |
| ITF USA F28 | 2018/10/17 16:10 | Maxime Tchoutakian v Evan Zhu | 6-4,6-4 |
| ITF USA F27 | 2018/10/12 16:00 | Ronnie Schneider v Evan Zhu | 6-1,7-6 |
| ITF USA F27 | 2018/10/11 18:05 | Evan Zhu v Joao Pedro Sorgi | 6-3,7-6 |
| ITF USA F27 | 2018/10/10 19:50 | Evan Zhu v Hendrik Jebens | 6-3,6-4 |