Stadium: Court 4 Round: 24 Ground: Clay
| Challenger – Praha 2 | 2020/08/22 08:30 | Marek Gengel v Martin Krumich | 6-7,6-1,7-6 |
| Challenger Potchefstroom | 2020/03/10 09:15 | Sadio Doumbia v Marek Gengel | 6-4,6-2 |
| ITF M15 Sharm El Sheikh | 2020/03/04 10:30 | Francesco Vilardo v Marek Gengel | 4-6,7-5,6-2 |
| ITF M15 Sharm El Sheikh | 2020/02/26 09:25 | Marek Gengel v Shalva Dzhanashia | 3-6,2-6 |
| Challenger Koblenz | 2020/02/18 12:30 | Marek Gengel v Vit Kopriva | 4-6,3-6 |
| ITF M15 Sharm El Sheikh | 2020/02/16 08:00 | Marek Gengel v Alessandro Bega | 4-6,5-7 |
| ITF M15 Sharm El Sheikh | 2020/02/15 08:00 | Oleksii Krutykh v Marek Gengel | 6-7,5-7 |
| ITF M15 Sharm El Sheikh | 2020/02/14 08:00 | Simon Yitbarek v Marek Gengel | 3-6,4-6 |
| Challenger Pau | 2020/02/29 13:00 | Teymuraz Gabashvili v Ernests Gulbis | 3-6,7-6,1-6 |
| Challenger Pau | 2020/02/28 13:00 | Teymuraz Gabashvili v Benjamin Bonzi | 6-4,2-6,7-6 |
| Challenger Pau | 2020/02/27 10:30 | Teymuraz Gabashvili v Illya Marchenko | 6-4,5-7,7-5 |
| Challenger Pau | 2020/02/25 09:00 | Sergiy Stakhovsky v Teymuraz Gabashvili | 6-7,2-6 |
| Challenger Pau | 2020/02/24 10:30 | Lucas Miedler v Teymuraz Gabashvili | 4-6,6-7 |
| Challenger Koblenz | 2020/02/18 17:05 | Teymuraz Gabashvili v Tomas Machac | 0-6,3-6 |
| Challenger - Cherbourg | 2020/02/13 17:00 | Antoine Hoang v Teymuraz Gabashvili | 6-4,5-7,6-4 |
| Challenger - Cherbourg | 2020/02/12 09:30 | Teymuraz Gabashvili v Nicola Kuhn | 7-6,6-1 |