Stadium: Center Round: 24 Ground: Clay
| ITF Germany F1 | 2015/01/06 09:00 | Daniel Altmaier v Jan Choinski | 5-7,6-7 |
| Challenger Poznan | 2019/06/04 15:30 | Hubert Hurkacz v Daniel Altmaier | 7-6,6-0 |
| Challenger Poznan | 2019/06/03 11:15 | Daniel Altmaier v Teymuraz Gabashvili | 6-0,6-4 |
| Challenger Heilbronn | 2019/05/15 11:35 | Guillermo Garcia-Lopez v Daniel Altmaier | 6-3,6-3 |
| Challenger Heilbronn | 2019/05/14 09:30 | Daniel Altmaier v Jurij Rodionov | 6-4,6-2 |
| ITF M15 Troisdorf | 2019/05/07 15:30 | Bastien Presuhn v Daniel Altmaier | 1-6,2-6 |
| ITF M15 Troisdorf | 2019/05/06 14:00 | Daniel Altmaier v Oscar Galimardanov | 6-2,6-0 |
| ITF M15 Antalya | 2019/04/11 11:15 | Vladimir Filip v Daniel Altmaier | 0-6,1-6 |
| ITF M15 Antalya | 2019/04/10 12:15 | Christian Hirschmueller v Daniel Altmaier | 4-6,4-6 |
| Challenger Murcia | 2019/04/10 09:00 | Jan Choinski v Mikael Ymer | 2-6,4-6 |
| Challenger Murcia | 2019/04/09 09:00 | David Vega Hernandez v Jan Choinski | 3-6,3-6 |
| Challenger Lille | 2019/03/22 13:45 | Jan Choinski v Yannick Maden | 3-6,3-6 |
| Challenger Lille | 2019/03/21 10:50 | Rayane Roumane v Jan Choinski | 6-4,4-6,6-7 |
| Challenger Lille | 2019/03/19 10:20 | Jan Choinski v Yannick Hanfmann | 6-0,6-4 |
| Challenger Lille | 2019/03/18 12:45 | Jan Choinski v Filip Horansky | 6-4,6-4 |
| Challenger Pau | 2019/02/28 14:05 | Alexander Bublik v Jan Choinski | 6-4,6-2 |
| Challenger Pau | 2019/02/26 20:35 | Jan Choinski v Adam Pavlasek | 6-4,7-5 |