Stadium: Court 2 Round: 54 Ground: Hardcourt indoor
| Challenger Champaign | 2018/11/10 17:40 | Nguyen, Daniel v Roelofse, Ruan | 2-6,2-6 |
| Challenger Stockton | 2018/09/29 20:30 | Heliovaara, Harri v Roelofse, Ruan | 7-6,6-1 |
| Challenger Columbus | 2018/09/15 15:20 | Fawcett, Tom v Roelofse, Ruan | 6-3,6-4 |
| Challenger Cary | 2018/09/08 15:20 | Sarkissian, Alexander v Roelofse, Ruan | 6-4,6-3 |
| Challenger Chicago | 2018/09/05 17:00 | Tommy Paul v Roelofse, Ruan | 6-3,6-2 |
| Challenger Chicago | 2018/09/03 22:20 | Roelofse, Ruan v Sarkissian, Alexander | 3-6,4-6 |
| Challenger Chicago | 2018/09/02 22:10 | Gonzalez, Alejandro v Roelofse, Ruan | 4-6,6-3,3-6 |
| Challenger Chicago | 2018/09/02 17:45 | Fawcett, Tom v Roelofse, Ruan | 5-7,4-6 |
| Challenger Champaign | 2018/11/10 21:15 | Budic, Vuk v Thomas, Danny | 3-6,4-6 |
| ITF USA F28B | 2018/10/22 20:25 | Thomas, Danny v Gerritsen, Stephan | 6-3,3-6,1-6 |
| ATP Washington Qual | 2018/07/28 15:10 | Thomas, Danny v Young, Donald | 6-7,6-4,2-6 |
| ITF USA F19B | 2018/07/19 17:00 | Glasspool, Lloyd v Thomas, Danny | 7-6,7-6 |
| ITF USA F19B | 2018/07/18 15:00 | Lebedev, Alexander v Thomas, Danny | 5-7,2-6 |
| Winnetka, USA | 2018/07/09 17:00 | Thomas, Danny v Kelly, Dayne | 6-4,3-6,5-7 |
| ITF USA F17 | 2018/06/26 16:45 | Thomas, Danny v Marc-Andrea Huesler | 7-5,5-7,6-7 |
| ITF USA F15 | 2018/06/19 14:00 | Thomas, Danny v Karue Sell | 6-3,6-7,6-7 |