Round: 1
| 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 |
| Challenger Eckental Qual | 2016/10/30 10:35 | Tristan-Samuel Weissborn v Sebastian Ofner | 1-6,7-5,2-6 |