Stadium: Court 8 Round: 25 Ground: Hardcourt outdoor
| Potchefstroom, Singles Qualifying M-ITF-RSA-01A | 2020/03/07 10:00 | Doumbia, Sadio v Simon, Tobias | 6-7,3-6 |
| Potchefstroom, Singles Qualifying M-ITF-RSA-01A | 2020/03/06 10:40 | Doumbia, Sadio v Ortega-Olmedo, Roberto | 3-6,6-3,6-0 |
| Potchefstroom, Singles Qualifying M-ITF-RSA-01A | 2020/03/05 08:35 | Doumbia, Sadio v Kalenichenko, Danylo | 6-3,6-3 |
| Potchefstroom, Singles Qualifying M-ITF-RSA-01A | 2020/03/04 09:25 | Doumbia, Sadio v Thirouin, Jean | 6-1,6-0 |
| Challenger - Pau | 2020/02/24 09:00 | Reboul, Fabien v Doumbia, Sadio | 6-3,5-7,6-4 |
| Bergamo, Italy | 2020/02/18 09:00 | Nerman Fatic v Doumbia, Sadio | 4-6,6-7 |
| Challenger Bergamo Qual | 2020/02/17 09:00 | Doumbia, Sadio v Filiberto Fumagalli | 4-6,6-2,6-2 |
| Challenger - Burnie | 2020/01/27 01:35 | Doumbia, Sadio v Kavcic, Blaz | 2-6,5-7 |
| ITF - M15 Sharm El Sheikh | 2020/03/04 10:30 | Vilardo, Francesco v Marek Gengel | 4-6,7-5,6-2 |
| ITF - M15 Sharm El Sheikh | 2020/02/26 09:25 | Marek Gengel v Dzhanashia, Shalva | 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 Bega, Alessandro | 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 | Yitbarek, Simon v Marek Gengel | 3-6,4-6 |
| ITF - M15 Sharm El Sheikh | 2020/02/13 09:15 | Tristan Boyer v Marek Gengel | 4-6,2-6 |
| ITF - M15 Sharm El Sheikh | 2020/02/12 08:00 | Gaware, Sahil v Marek Gengel | 3-6,1-6 |