Stadium: Court 2 Round: 44 Ground: Hardcourt outdoor
| ITF M15 Telavi | 2021/08/01 06:00 | Gabay, Shahar v Bolotov, Sergey | 0-6,3-6 |
| ITF M25 Telavi | 2021/07/26 07:00 | Gabay, Shahar v Danial Rakhmatullayev | 1-6,2-6 |
| Sarajevo, Singles Main, M-ITF-BIH-05A | 2021/05/30 12:00 | Gabay, Shahar v van Wijk, Max | 5-7,2-6 |
| ITF - M15 Bucarest | 2021/05/23 14:00 | Gabay, Shahar v Borza, Bogdan | 2-6,0-6 |
| ITF M15 Brcko | 2021/05/16 14:00 | Micov, Stefan v Gabay, Shahar | 6-3,6-1 |
| ITF M15 Jerusalem | 2021/05/09 06:30 | Gabay, Shahar v Arh, Anze | 3-6,2-6 |
| ITF M15 Ramat Hasharon | 2021/05/03 07:00 | Gabay, Shahar v Gaponenko, Alexander | 0-6,0-6 |
| ITF - M15 Sharm El Sheikh | 2021/04/04 07:30 | Gabay, Shahar v Jan Jermar | 1-6,1-6 |
| Challenger Tulln | 2021/09/07 10:10 | Neil Oberleitner v Hugo Gaston | 6-7,2-6 |
| Challenger Tulln | 2021/09/06 08:00 | Neil Oberleitner v Gonzalo Villanueva | 7-5,6-2 |
| Challenger Tulln | 2021/09/05 10:50 | Rudolf Molleker v Neil Oberleitner | 2-6,5-7 |
| ITF M15 Bad Waltersdorf | 2021/09/01 08:00 | Neil Oberleitner v Lorenzo Rottoli | 4-6,6-7 |
| ITF M15 Bad Waltersdorf | 2021/08/27 09:25 | Krainer, L. v Neil Oberleitner | 6-7,6-4,6-0 |
| ITF M15 Bad Waltersdorf | 2021/08/26 06:55 | Neil Oberleitner v Eric Vanshelboim | 7-6,6-0 |
| ITF M15 Bad Waltersdorf | 2021/08/24 12:40 | Neil Oberleitner v Maximilian Homberg | 6-2,6-2 |
| ITF M15 Warmbad-Villach | 2021/08/19 10:15 | Aichhorn, Jakob v Neil Oberleitner | 6-1,4-6,6-4 |