Stadium: Court 2 Round: 25 Ground: Hardcourt outdoor
| ITF Qatar F2 | 2018/03/06 13:50 | Simon, Tobias v Marek Gengel | 6-4,6-2 |
| ITF - M15 Sharm El Sheikh | 2021/02/04 10:10 | Simon, Tobias v Tepavac, Marko | 4-6,2-6 |
| ITF - M15 Sharm El Sheikh | 2021/02/03 12:50 | Simon, Tobias v Remy Bertola | 6-2,6-4 |
| ITF - M15 Bressuire | 2021/01/20 09:30 | Corentin Denolly v Simon, Tobias | 7-6,7-6 |
| ITF - M15 Manacor | 2021/01/16 12:15 | Evan Furness v Simon, Tobias | 6-2,6-3 |
| ITF - M15 Manacor | 2021/01/15 09:15 | Matteo Martineau v Simon, Tobias | 6-7,6-1,3-6 |
| ITF - M15 Manacor | 2021/01/14 09:00 | Zizou Bergs v Simon, Tobias | 3-6,6-0,3-6 |
| ITF - M15 Manacor | 2021/01/12 12:30 | Cornut-Chauvinc, Antoine v Simon, Tobias | 3-6,4-6 |
| ITF - M15 Manacor | 2021/01/06 14:15 | Alberto Barroso Campos v Simon, Tobias | 7-5,6-2 |
| ITF - M15 Sharm El Sheikh | 2021/02/09 07:30 | Marek Gengel v Krainer, L. | 6-2,6-3 |
| ITF - M15 Sharm El Sheikh | 2021/02/08 07:30 | Marek Gengel v Claverie, Lorenzo | 6-4,6-3 |
| ITF - M15 Sharm El Sheikh | 2021/02/07 07:00 | Marek Gengel v Uzhylovsky, Vladimir | 6-3,6-4 |
| ITF - M15 Sharm El Sheikh | 2021/02/06 07:30 | Marek Gengel v Yu Hsiou Hsu | 3-6,2-6 |
| ITF - M15 Sharm El Sheikh | 2021/02/05 07:30 | Marek Gengel v Nicolas Moreno De Alboran | 6-7,6-4,6-2 |
| ITF - M15 Sharm El Sheikh | 2021/02/04 08:00 | Shintaro Imai v Marek Gengel | 2-6,3-6 |
| ITF - M15 Sharm El Sheikh | 2021/02/03 07:30 | Fabian Marozsan v Marek Gengel | 4-6,6-3,5-7 |
| Czech Extraliga, Men | 2020/12/14 12:00 | Pavlasek, Adam v Marek Gengel | 7-6,4-6,6-2 |