Round: 25 Ground: Clay
| ITF Dominican Republic F2 | 2017/12/04 13:00 | Andres Urrea v Dempster, Ian | 7-6,3-6,6-1 |
| ITF Dominican Republic F2 | 2017/12/03 14:00 | Hannestad, Benjamin v Quinti, Adriano | 6-2,6-2 |
| Coupe Davis | 2017/09/15 14:55 | Hannestad, Benjamin v Lloyd Harris | 6-7,0-6,5-7 |
| ITF Portugal F10 | 2017/07/06 10:50 | Hannestad, Benjamin v Monteiro, Joao | 3-6,2-6 |
| ITF Portugal F10 | 2017/07/05 15:40 | Hannestad, Benjamin v Klegou, Alexis | 7-5,4-6,7-6 |
| ITF Portugal F9 | 2017/06/27 15:20 | Hannestad, Benjamin v Nielsen, Frederik | 5-7,3-6 |
| ITF Portugal F9 | 2017/06/26 10:30 | Hannestad, Benjamin v Afonso Portugal | 6-3,6-1 |
| ITF Portugal F9 | 2017/06/25 10:00 | Hannestad, Benjamin v Henderson, Russell | 6-3,6-0 |
| ITF Singapore F3 | 2017/06/09 02:00 | Hu, Nicholas S v Hannestad, Benjamin | 6-2,6-3 |