Stadium: Court 3 Round: 27 Ground: Hardcourt outdoor
| Czechia Extraliga | 2019/12/14 10:50 | David Poljak v Marek Gengel | 5-7,3-6 |
| Challenger Prague | 2018/07/21 08:00 | Marek Gengel v David Poljak | 6-2,3-6,4-6 |
| ITF Czech Republic F10 | 2017/11/16 09:00 | David Poljak v Marek Gengel | 7-5,3-6,2-6 |
| ITF Czech Republic F12 | 2016/12/06 09:00 | Marek Gengel v David Poljak | 6-3,6-4 |
| ITF M15 Sharm El Sheikh | 2020/02/06 08:00 | David Poljak v Vaughn Hunter | 6-4,6-0 |
| ITF M15 Sharm El Sheikh | 2020/02/05 10:05 | David Poljak v Tomas Papik | 6-1,7-5 |
| ITF M15 Bressuire | 2020/01/23 14:40 | David Poljak v Hugo Pontico | 1-6,7-6,4-6 |
| ITF M15 Bressuire | 2020/01/22 10:20 | David Poljak v Arthur Reymond | 6-2,1-6,6-3 |
| Czechia Extraliga | 2019/12/14 10:50 | David Poljak v Marek Gengel | 5-7,3-6 |
| ITF M15 Heraklion | 2019/11/26 10:00 | Jakub Paul v David Poljak | 6-3,6-4 |
| ITF M15 Heraklion | 2019/11/21 08:00 | Simon A Ivanov v David Poljak | 7-5,6-3 |
| ITF M15 Heraklion | 2019/11/20 12:00 | Stephanos Schinas v David Poljak | 2-6,3-6 |
| ITF M15 Sharm El Sheikh | 2020/02/06 08:00 | Aleksei Khomich v Marek Gengel | 2-6,1-6 |
| ITF M15 Sharm El Sheikh | 2020/02/05 09:45 | Moerani Bouzige v Marek Gengel | 7-6,5-7,3-6 |
| ITF M15 Bressuire | 2020/01/22 11:00 | Arthur Bouquier v Marek Gengel | 7-6,6-1 |
| ITF M15 Monastir | 2020/01/15 13:00 | Wojciech Marek v Marek Gengel | 6-4,7-5 |
| ITF M15 Monastir | 2020/01/10 10:00 | Lucas Catarina v Marek Gengel | 6-2,6-2 |
| ITF M15 Monastir | 2020/01/09 10:00 | Mikhail Fufygin v Marek Gengel | 5-7,1-6 |
| ITF M15 Monastir | 2020/01/07 09:00 | Maxence Beauge v Marek Gengel | 6-3,5-7,2-6 |
| Czechia Extraliga | 2019/12/15 10:20 | Marek Gengel v Sergiy Stakhovsky | 7-6,6-7,2-6 |