Stadium: Court 2 Round: 26 Ground: Hardcourt outdoor
| ITF Thailand F10 | 2017/11/28 07:05 | Vadym Ursu v Nielsen, Frederik | 2-6,1-6 |
| Challenger Knoxville | 2017/11/08 17:00 | Nielsen, Frederik v Darian King | 4-6,6-7 |
| Knoxville, USA, Qualifying | 2017/11/07 15:00 | Nielsen, Frederik v Hiltzik, Aron | 6-3,6-7,6-1 |
| Knoxville, USA, Qualifying | 2017/11/06 16:40 | Pauffley, Neil v Nielsen, Frederik | 2-6,4-6 |
| Knoxville, USA, Qualifying | 2017/11/05 20:00 | Nielsen, Frederik v Craig, Henry | 5-7,6-3,6-3 |
| Challenger Charlottesville | 2017/10/31 17:45 | Fratangelo, Bjorn v Nielsen, Frederik | 7-6,7-6 |
| Charlottesville, USA, Qualifying | 2017/10/30 14:00 | Corrie, Edward v Nielsen, Frederik | 4-6,7-6,6-4 |
| Charlottesville, USA, Qualifying | 2017/10/29 15:40 | Nielsen, Frederik v Nevolo, Dennis | 7-6,6-3 |
| ITF Thailand F10 | 2017/11/28 04:30 | Kim, Young Seok v Yan Bai | 3-6,7-6,3-6 |
| Challenger Hua Hin Qual | 2017/11/18 08:00 | Yan Bai v Mladenov, Vasko | 2-6,6-4,3-6 |
| Challenger Toyota Qual | 2017/11/11 04:00 | Yan Bai v Kaito Uesugi | 5-7,6-7 |
| Challenger Kobe Qual | 2017/11/05 02:00 | Renta Tokuda v Yan Bai | 4-6,6-4,6-3 |
| Challenger Kobe Qual | 2017/11/04 03:35 | Yan Bai v Takeuchi, Kento (1987) | 5-7,7-6,6-4 |
| Challenger Shenzhen 2 Qual | 2017/10/29 03:45 | Niesten, Miliaan v Yan Bai | 6-3,6-2 |
| Suzhou, China | 2017/10/23 04:00 | Wu, Di v Yan Bai | 6-1,6-2 |
| Challenger Suzhou Qual | 2017/10/22 04:00 | Yan Bai v Rigele Te | 6-1,4-6,0-6 |