| Challenger Series TT | 05/22 09:10 | - | Джероми Лоффлер v Michael Engelhardt | W | 1-3 | |
| Challenger Series TT | 05/22 07:10 | - | Michael Engelhardt v Дамиан Зеч | W | 3-1 | |
| Challenger Series TT | 05/22 07:10 | - | Michael Engelhardt v Даууд Чеаиб | - | Cancelled | |
| Challenger Series TT | 05/05 09:50 | - | Michael Engelhardt v Богдан Синькевич | - | Cancelled | |
| Challenger Series TT | 05/05 06:30 | - | Michael Engelhardt v Петер Хрибар | - | Cancelled | |
| Challenger Series TT | 05/04 16:30 | - | Michael Engelhardt v Бенджамин Фручарт | - | Cancelled | |
| Challenger Series TT | 05/04 11:50 | - | Michael Engelhardt v Деннис Кляйн | - | Cancelled | |
| Challenger Series TT | 05/04 09:10 | - | Michael Engelhardt v Дамиан Зеч | - | Cancelled | |
| Challenger Series TT | 05/04 06:30 | - | Michael Engelhardt v Kirill Fadeev | - | Cancelled | |
| Challenger Series TT | 05/02 08:30 | - | Бенджамин Фручарт v Michael Engelhardt | L | 3-1 | |
| Challenger Series TT | 05/02 07:10 | - | Александр Свердлик v Michael Engelhardt | W | 2-3 | |
| Challenger Series TT | 05/02 07:10 | - | Йоан Ребенец v Michael Engelhardt | - | Cancelled | |
| Challenger Series TT | 05/01 17:10 | - | Нико Лонгиньо v Michael Engelhardt | L | 3-2 | |
| Challenger Series TT | 05/01 15:10 | - | Снехит Суравайула v Michael Engelhardt | L | 3-0 | |
| Challenger Series TT | 05/01 12:30 | - | Kirill Fadeev v Michael Engelhardt | L | 3-0 | |
| Challenger Series TT | 05/01 11:10 | - | Джордж Довнинг v Michael Engelhardt | W | 1-3 | |
| Challenger Series TT | 05/01 06:30 | - | Деннис Кляйн v Michael Engelhardt | L | 3-0 | |
| Challenger Series TT | 04/18 09:50 | - | Michael Engelhardt v Диллон Чамберс | L | 2-3 | |
| Challenger Series TT | 04/18 06:30 | - | Michael Engelhardt v Сиддхарта Алмейда | L | 1-3 | |
| Challenger Series TT | 04/17 17:50 | - | Michael Engelhardt v Даууд Чеаиб | L | 1-3 | |
| Challenger Series TT | 04/17 16:30 | - | Michael Engelhardt v Симон Берглунд | L | 0-3 | |
| Challenger Series TT | 04/17 11:50 | - | Michael Engelhardt v Свен Хаппек | L | 0-3 | |
| Challenger Series TT | 04/17 09:10 | - | Michael Engelhardt v Дамиан Зеч | W | 3-0 | |
| Challenger Series TT | 04/17 06:30 | - | Michael Engelhardt v Makoto Nogami | W | 3-2 | |
| Challenger Series TT | 03/14 10:50 | - | Michael Engelhardt v Петер Хрибар | L | 1-3 | |
| Challenger Series TT | 03/14 07:30 | - | Michael Engelhardt v Даууд Чеаиб | L | 1-3 | |
| Challenger Series TT | 03/13 18:50 | - | Michael Engelhardt v Anton Limonov | L | 1-3 | |
| Challenger Series TT | 03/13 17:30 | - | Michael Engelhardt v Ahmed El-Mahdy | L | 1-3 | |
| Challenger Series TT | 03/13 12:50 | - | Michael Engelhardt v Свен Хаппек | W | 3-1 | |
| Challenger Series TT | 03/13 10:10 | - | Michael Engelhardt v Felix Kohler | W | 3-1 |