Stadium: Court 7 (Tamms.) Round: 25 Ground: Hardcourt indoor
| Challenger - Braunschweig | 2019/07/08 08:00 | Niklas Guttau v Tobias Kamke | 5-7,4-6 |
| Challenger - Braunschweig | 2019/07/07 08:00 | Guillermo Duran v Niklas Guttau | 6-7,6-7 |
| ITF - M15 Saarlouis | 2019/07/04 11:45 | Niklas Guttau v Dominik Boehler | 4-6,5-7 |
| ITF - M15 Saarlouis | 2019/07/02 10:00 | Alexander Erler v Niklas Guttau | 4-6,6-4,5-7 |
| ITF M15 Kaltenkirchen | 2019/06/12 10:30 | Markus Eriksson v Niklas Guttau | 6-3,6-1 |
| ITF M15 Kaltenkirchen | 2019/06/11 18:25 | Niklas Guttau v Rinky Hijikata | 6-3,6-1 |
| ITF - M15 - Antalya | 2019/05/25 07:45 | Niklas Guttau v Christopher Heyman | 5-7,2-6 |
| ITF - M15 - Antalya | 2019/05/23 09:05 | Niklas Guttau v Adrian Obert | 4-6,6-4,7-6 |
| ITF - M15 Vilnius | 2019/07/12 10:55 | Georgii Kravchenko v Denis Klok | 1-6,2-6 |
| ITF - M15 Vilnius | 2019/07/11 10:35 | Georgii Kravchenko v Christoffer Solberg | 7-5,6-1 |
| ITF - M15 Vilnius | 2019/07/10 13:00 | Francesco Vilardo v Georgii Kravchenko | 1-6,7-6,3-6 |
| ITF - M15 Vilnius | 2019/07/09 07:30 | Georgii Kravchenko v Lawrence Bataljin | 6-3,6-3 |
| ITF - M15 Vilnius | 2019/07/08 07:00 | Georgii Kravchenko v Ivan Zaytsev | 6-2,6-3 |
| ITF - M25 Pardubice | 2019/06/26 10:05 | Georgii Kravchenko v Lenny Hampel | 1-6,2-6 |
| ITF - M25 Pardubice | 2019/06/25 09:45 | Jan Zielinski v Georgii Kravchenko | 2-6,1-6 |
| ITF M15 Balatonalmadi | 2019/06/21 08:00 | Georgii Kravchenko v Artem Dubrivnyy | 4-6,2-6 |