Round: 62 Ground: Clay
| ITF Dominican Republic 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 |
| ITF Canada F6 Qual | 2017/09/02 18:30 | Sid Donarski v Christopher Rosensteel | 6-2,6-3 |
| ITF Dominican Republic F3 | 2017/12/09 14:00 | Andres Urrea v Adriano Quinti | 6-4,7-6 |
| ITF Dominican Republic F2 | 2017/12/06 14:35 | Andres Urrea v Benjamin Hannestad | 2-6,2-6 |
| ITF Dominican Republic F2 | 2017/12/04 13:00 | Andres Urrea v Ian Dempster | 7-6,3-6,6-1 |