Stadium: Court 4 Round: 62 Ground: Clay
| ITF USA F14 | 2018/06/09 16:00 | Alexander Knight v Myles Schalet | 5-7,6-4,7-6 |
| ITF USA F3 | 2018/01/10 15:00 | Jesse Witten v Alexander Knight | 6-4,6-2 |
| ITF USA F3 Qual | 2018/01/08 18:55 | Alexander Knight v Justin Butsch | 7-5,6-2 |
| ITF Canada F8 | 2017/09/21 16:15 | Sam Barry v Alexander Knight | 6-2,7-6 |
| ITF Canada F8 | 2017/09/21 15:30 | Sam Barry v Alexander Knight | 6-2,7-6 |
| ITF Canada F8 | 2017/09/20 15:25 | Egor Koleganov v Alexander Knight | 4-6,5-7 |
| ITF Canada F8 Qual | 2017/09/18 14:00 | Alexander Knight v Sebastian Gima | 6-3,6-1 |
| ITF Canada F6 | 2017/09/05 17:25 | Alexander Knight v Roberto Cid Subervi | 2-6,4-6 |
| ITF Israel F6 | 2018/05/05 06:30 | Emmanuel Luria v Sid Donarski | 6-4,6-2 |
| ITF Israel F5 | 2018/04/28 07:30 | Alexey Aleshchev v Sid Donarski | 6-2,6-3 |
| ITF Qatar F3 Qual | 2018/03/11 12:00 | Gabor Borsos v Sid Donarski | 6-3,6-2 |
| ITF Qatar F3 Qual | 2018/03/10 08:00 | Francis Pare v Sid Donarski | 3-6,2-6 |
| ITF Qatar F2 Qual | 2018/03/04 13:15 | Sid Donarski v Dan Alexandru Tomescu | 5-7,5-7 |
| ITF Qatar F2 Qual | 2018/03/03 09:45 | Bogdan Didenko v Sid Donarski | 2-6,2-6 |
| ITF Qatar F1 Qual | 2018/02/25 12:00 | Sid Donarski v Vuk Velickovic | 2-6,2-6 |
| ITF Qatar F1 Qual | 2018/02/24 08:00 | Sid Donarski v Eric Ahren Moonga | 7-6,7-5 |