Round: 62 Ground: Clay
| ITF Dominican Republic F2 | 2017/12/07 14:45 | Benjamin Hannestad v Jose Hernandez-Fernandez | 1-6,1-6 |
| ITF Dominican Republic F2 | 2017/12/06 14:35 | Andres Urrea v Benjamin Hannestad | 2-6,2-6 |
| ITF Dominican Republic F2 | 2017/12/03 14:00 | Benjamin Hannestad v Adriano Quinti | 6-2,6-2 |
| Davis Cup | 2017/09/15 14:55 | Benjamin Hannestad v Lloyd Harris | 6-7,0-6,5-7 |
| ITF Portugal F10 | 2017/07/06 10:50 | Benjamin Hannestad v Joao Monteiro | 3-6,2-6 |
| ITF Portugal F10 | 2017/07/05 15:40 | Benjamin Hannestad v Alexis Klegou | 7-5,4-6,7-6 |
| ITF Portugal F9 | 2017/06/27 15:20 | Benjamin Hannestad v Frederik Nielsen | 5-7,3-6 |
| ITF Portugal F9 | 2017/06/26 10:30 | Benjamin Hannestad v Afonso Portugal | 6-3,6-1 |
| ITF - Dominikanska Republiken F3 | 2017/12/10 15:00 | Sid Donarski v Andres Urrea | 4-6,6-1,6-4 |
| ITF - Dominikanska Republiken F3 | 2017/12/09 14:00 | Sid Donarski v Sebastian Zapata | 6-2,6-1 |
| ITF Dominican Republic F2 | 2017/12/02 17:00 | Vasil Kirkov v Sid Donarski | 6-3,6-4 |
| ITF Dominican Republic F1 | 2017/11/26 14:00 | Stratton Gilmore v Sid Donarski | 6-1,6-3 |
| ITF USA F37 | 2017/11/12 16:00 | Giovanni Oradini v Sid Donarski | 6-2,6-2 |
| ITF USA F37 | 2017/11/11 17:00 | Joaquin Marquez v Sid Donarski | 1-6,0-6 |
| ITF USA F36 | 2017/11/03 16:30 | Sid Donarski v Elio Jose Ribeiro Lago | 3-6,3-6 |
| ITF Canada F6 Qual | 2017/09/03 15:30 | Evan Zhu v Sid Donarski | 6-1,6-3 |