Stadium: Court 2 Round: 45 Ground: Clay
| ITF M25 Kassel | 2019/07/15 11:00 | Leon Hoeveler v Karlo Cubelic | 1-6,7-6,11-9 |
| ITF M15 Marburg | 2019/07/11 15:00 | Louis Wessels v Karlo Cubelic | 0-6,6-3,6-2 |
| ITF M15 Marburg | 2019/07/10 15:35 | Karlo Cubelic v Bastien Presuhn | 6-3,6-3 |
| ITF M15 Marburg | 2019/07/08 16:15 | Pavle Daljev v Karlo Cubelic | 2-6,6-7 |
| ITF M15 Marburg | 2019/07/08 09:00 | Stevan Popovic v Karlo Cubelic | 0-6,1-6 |
| ITF M15 Saarlouis | 2019/07/03 12:10 | Fabrizio Ornago v Karlo Cubelic | 6-1,6-1 |
| ITF M15 Saarlouis | 2019/07/01 10:00 | Eduardo Dischinger v Karlo Cubelic | 6-3,6-2 |
| ITF M15 Saarlouis | 2019/07/01 08:00 | Marco Neubau v Karlo Cubelic | 1-6,6-7 |
| ITF M15 Kramsach | 2019/07/17 10:50 | Philipp Dittmer v William Ma | 2-6,1-6 |
| ITF M15 Kramsach | 2019/07/15 12:00 | Hasan Ibrahim v Philipp Dittmer | 5-7,6-3,6-10 |
| ITF M15 Kramsach | 2019/07/15 08:00 | Aleksandar Tomas v Philipp Dittmer | 1-6,2-6 |
| ITF M15 Telfs | 2019/07/08 07:30 | Damien Wenger v Philipp Dittmer | 6-1,6-0 |
| ITF M15 Kampala | 2019/05/14 06:00 | Diego F Flores v Philipp Dittmer | 6-0,6-2 |
| ITF M15 Kampala | 2019/05/13 10:00 | Kevin Cheruiyot v Philipp Dittmer | 7-5,6-7,5-10 |
| ITF M15 Tbilisi | 2019/04/30 08:30 | Adan Freire Da Silva v Philipp Dittmer | 6-4,6-2 |
| ITF M15 Tbilisi | 2019/04/29 09:10 | Stepan Beresnev v Philipp Dittmer | 4-6,4-6 |