Round: 28 Ground: Hardcourt indoor
| Challenger Vancouver Qual | 2017/08/12 19:05 | Austin Krajicek v Frederik Nielsen | 2-6,3-6 |
| Challenger Aptos | 2017/08/08 18:00 | Frederik Nielsen v Tennys Sandgren | 2-6,4-6 |
| Challenger Aptos Qual | 2017/08/06 18:35 | Frederik Nielsen v Bradley Mousley | 6-0,4-6,6-3 |
| Challenger Aptos Qual | 2017/08/05 23:00 | Marc Polmans v Frederik Nielsen | 6-3,1-6,4-6 |
| Challenger Recanati | 2017/07/05 19:00 | Luca Vanni v Frederik Nielsen | 6-2,2-6,6-2 |
| Challenger Recanati | 2017/07/03 13:30 | Frederik Nielsen v Agustin Velotti | 4-6,7-6,6-3 |
| Challenger Recanati Qual | 2017/07/02 12:00 | Lorenzo Frigerio v Frederik Nielsen | 4-6,4-6 |
| Challenger Recanati Qual | 2017/07/01 10:15 | Miki Jankovic v Frederik Nielsen | 7-6,2-6,4-6 |
| ITF USA F27 | 2017/08/09 16:45 | Nicolaas Scholtz v Or Ram-Harel | 7-6,6-7,3-6 |
| ITF Zimbabwe F3 | 2017/07/01 08:00 | Baptiste Crepatte v Nicolaas Scholtz | 7-6,3-6,3-6 |
| ITF Zimbabwe F3 | 2017/06/30 08:00 | Lucas Catarina v Nicolaas Scholtz | 4-6,2-6 |
| ITF Zimbabwe F3 | 2017/06/29 07:00 | Nathaniel Lammons v Nicolaas Scholtz | 3-6,1-6 |
| ITF Zimbabwe F3 | 2017/06/28 10:10 | Thomas Setodji v Nicolaas Scholtz | 4-6,5-7 |
| ITF Zimbabwe F3 | 2017/06/27 08:35 | Hugo Largo v Nicolaas Scholtz | 2-6,4-6 |
| ITF Zimbabwe F2 | 2017/06/24 08:00 | Baptiste Crepatte v Nicolaas Scholtz | 6-3,7-6 |
| ITF Zimbabwe F2 | 2017/06/23 07:00 | Lucas Catarina v Nicolaas Scholtz | 7-6,3-6,6-7 |