Stadium: Court 1 Round: 54 Ground: Clay
| ITF Austria F5 | 2018/08/02 11:05 | Lah, Sven v Jotovski, Tomislav | 5-7,2-6 |
| ITF Austria F5 | 2018/07/31 08:00 | Jonathan Stenberg v Lah, Sven | 1-6,2-6 |
| ITF Austria F1 | 2018/07/01 07:30 | Lah, Sven v Aichhorn, Jakob | 6-3,6-4 |
| ITF Austria F1 | 2018/06/30 11:00 | Lah, Sven v Leuch, Vital Flurin | 6-1,6-0 |
| ITF Czech Republic F4 | 2018/06/27 11:55 | Torebko, Peter v Lah, Sven | 7-5,6-3 |
| ITF Czech Republic F4 | 2018/06/25 09:40 | Kalenichenko, Danylo v Lah, Sven | 4-6,4-6 |
| ITF Czech Republic F4 Qual | 2018/06/24 11:35 | Borsos, Gabor v Lah, Sven | 4-6,5-7 |
| ITF Czech Republic F4 Qual | 2018/06/23 08:00 | Roberto Rosales v Lah, Sven | 4-6,1-6 |
| Balatonalmadi, Singles Qualifying M-ITF-HUN-02A | 2019/06/19 16:50 | Neil Oberleitner v Nejedly, Pavel | 6-3,1-6,0-6 |
| Balatonalmadi, Singles Qualifying M-ITF-HUN-02A | 2019/06/18 10:05 | Diarra, Gibril v Neil Oberleitner | 3-6,6-7 |
| Balatonalmadi, Singles Qualifying M-ITF-HUN-02A | 2019/06/17 11:30 | Neil Oberleitner v Khomentovskiy, Matvey | 6-4,6-4 |
| ITF - M15 Antalya | 2019/05/14 07:15 | Neil Oberleitner v Sergei Pogosian | 3-6,2-6 |
| ITF - M15 Antalya | 2019/05/13 07:45 | Neil Oberleitner v Ernaelsteen, Victor | 6-2,5-7,12-10 |
| Tabarka, Singles Qualifying M-ITF-TUN-41A | 2019/04/15 13:45 | Kristjan Tamm v Neil Oberleitner | 6-0,6-3 |
| Tabarka, Singles Qualifying M-ITF-TUN-41A | 2019/04/15 08:00 | Abibsi, Mohamed Ali v Neil Oberleitner | 3-6,5-7 |
| Tabarka, Singles Qualifying M-ITF-TUN-41A | 2019/04/08 15:00 | Cordonnier, Gregorio v Neil Oberleitner | 6-1,6-3 |