Stadium: Court 3 Round: 62 Ground: Hardcourt outdoor
| 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 |
| Czech Extraliga, Men | 2020/12/13 12:55 | Marek Gengel v Lukas Rosol | 1-6,7-5,4-6 |
| ITF - M15 Sharm El Sheikh | 2021/02/08 07:30 | Karlo Cubelic v Krainer, L. | 4-6,4-6 |
| ITF - M15 Sharm El Sheikh | 2021/02/07 07:00 | Krainer, L. v Giorgio Ricca | 6-4,6-0 |
| ITF - M15 Sharm El Sheikh | 2021/02/03 11:20 | Facundo Diaz Acosta v Krainer, L. | 6-3,6-0 |
| ITF M15 Cairo | 2021/01/24 09:30 | Petrovic, Luka v Krainer, L. | 2-6,7-6,10-3 |
| ITF M15 Cairo | 2021/01/19 08:00 | Andrey Chepelev v Krainer, L. | 6-3,2-6,10-6 |
| ITF M15 Cairo | 2021/01/18 08:00 | Krainer, L. v Sergi Perez Contri | 6-1,6-4 |
| ITF M15 Cairo | 2021/01/17 07:00 | Sunish, Dhruv v Krainer, L. | 3-6,3-6 |
| ITF M25 Prague | 2020/09/13 08:00 | Krainer, L. v Paroulek, Tadeas | 4-6,6-1,8-10 |