| 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 Great Britain F6 | 2018/09/23 11:30 | Roy Smith v Patrick Foley | 6-0,6-3 |
| ITF USA F28B | 2018/10/25 21:15 | Jonathan Chang v Jack Findel-Hawkins | 4-6,6-4,7-6 |
| ITF USA F28B | 2018/10/25 16:00 | Michael Redlicki v Jonathan Chang | 4-6,1-6 |
| ITF USA F28B | 2018/10/23 18:40 | Lucas Poullain v Jonathan Chang | 3-6,3-6 |
| ITF USA F28B | 2018/10/22 17:45 | Jonathan Chang v Alastair Gray | 6-2,0-6,7-6 |
| ITF USA F28B | 2018/10/21 15:00 | Jonathan Chang v Spencer Papa | 3-6,6-3,6-1 |
| ITF USA F28 | 2018/10/17 14:30 | Oliver Crawford v Jonathan Chang | 6-1,6-2 |
| ITF USA F28 | 2018/10/15 14:35 | Guido Marson v Jonathan Chang | 4-6,2-6 |
| ITF USA F28 | 2018/10/14 15:00 | Alejandro Vedri Asensi v Jonathan Chang | 2-6,1-6 |