Stadium: Court 1 Round: 25 Ground: Hardcourt outdoor
| Challenger Champaign | 2018/11/13 18:00 | Roelofse, Ruan v Alafia Ayeni | 3-6,4-6 |
| Challenger Champaign | 2018/11/11 19:30 | Roelofse, Ruan v Thomas, Danny | 6-3,6-3 |
| 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 |
| South Africa F2, Singles | 2018/11/29 08:00 | Christian Langmo v Nagy, Peter | 2-6,1-6 |
| South Africa F2, Singles | 2018/11/28 08:00 | Christian Langmo v Worst, Christiaan | 6-4,6-2 |
| ITF South Africa F1 | 2018/11/22 10:50 | Christian Langmo v Smola, Maciej | 6-7,4-6 |
| ITF South Africa F1 | 2018/11/21 11:55 | Courtney John Lock v Christian Langmo | 5-7,5-7 |
| ITF Australia F7 | 2018/10/04 01:55 | Hoyt, Evan v Christian Langmo | 7-6,6-3 |
| ITF Australia F7 | 2018/10/03 00:00 | Christian Langmo v Thomas Fancutt | 6-4,6-4 |
| ITF Australia F7 | 2018/10/01 00:00 | Christian Langmo v Ono, Masayoshi | 6-4,7-5 |
| ITF Australia F7 | 2018/09/29 00:00 | Christian Langmo v Kotan, Patrick | 6-1,6-3 |