| Austria Bundesliga | 2019/09/07 15:00 | Tristan-Samuel Weissborn v Marco Mirnegg | 6-3,4-6,5-7 |
| Challenger Shenzhen Qual | 2018/03/11 01:30 | Andrea Vavassori v Tristan-Samuel Weissborn | 7-6,6-3 |
| Challenger Zhuhai Qual | 2018/03/03 04:15 | Yusuke Takahashi v Tristan-Samuel Weissborn | 7-6,4-6,6-3 |
| Challenger Brescia Qual | 2017/11/11 12:45 | Tristan-Samuel Weissborn v Giovanni Fonio | 6-7,0-6 |
| Challenger Bratislava Qual | 2017/11/04 15:15 | Tom Farquharson v Tristan-Samuel Weissborn | 6-3,6-0 |
| Challenger Anning Qual | 2017/04/23 03:20 | Soonwoo Kwon v Tristan-Samuel Weissborn | 6-7,2-6 |
| Challenger Anning Qual | 2017/04/22 06:10 | Tristan-Samuel Weissborn v Zhu Guo | 6-0,6-2 |
| Challenger Bratislava Qual | 2016/11/05 10:50 | Sebastian Ofner v Tristan-Samuel Weissborn | 6-2,7-5 |
| ITF Croatia F3 | 2018/03/18 13:00 | Markus Sedletzky v Flemming Peters | 1-6,1-6 |
| ITF Austria F4 | 2017/07/25 07:55 | Ondrej Krstev v Markus Sedletzky | 4-6,6-3,6-1 |
| ITF Croatia F4 Qual | 2017/03/27 09:25 | Andrej Martin v Markus Sedletzky | 6-0,6-0 |
| ITF Austria F8 | 2016/08/31 08:30 | Marcin Gawron v Markus Sedletzky | 6-3,7-5 |
| ITF Austria F8 | 2016/08/30 08:30 | Markus Sedletzky v Petr Hajek | 6-4,4-6,6-3 |
| ITF Spain F29 Qual | 2014/09/28 08:00 | Bogdan Djurdjevic v Markus Sedletzky | 6-1,6-1 |
| ITF Hungary F2 Qual | 2014/06/07 08:00 | David Szintai v Markus Sedletzky | 6-2,3-6,6-3 |