Stadium: Tennis Club De Bruz 4 Round: 46 Ground: Hardcourt indoor
| Challenger Rennes Qual | 2018/01/20 12:00 | Evan Furness v Tristan Lamasine | 6-7,2-6 |
| Challenger Koblenz Qual | 2018/01/14 15:15 | Clement Geens v Tristan Lamasine | 2-6,6-2,6-4 |
| Challenger Brest | 2017/10/25 10:35 | Corentin Moutet v Tristan Lamasine | 6-4,6-7,6-3 |
| Challenger Brest | 2017/10/24 09:00 | Illya Marchenko v Tristan Lamasine | 5-7,3-6 |
| Challenger Brest Qual | 2017/10/22 10:45 | Constant Lestienne v Tristan Lamasine | 6-3,5-7,3-6 |
| Challenger Ismaning | 2017/10/20 16:50 | Tristan Lamasine v Yannick Hanfmann | 1-6,2-6 |
| Challenger Ismaning | 2017/10/18 13:20 | Igor Sijsling v Tristan Lamasine | 6-4,1-6,6-7 |
| Challenger Ortisei | 2017/10/10 08:30 | Matteo Viola v Tristan Lamasine | 7-6,5-7,7-5 |
| Challenger Rennes Qual | 2018/01/20 15:55 | Julien Eon v Nicola Kuhn | 4-6,7-5,4-6 |
| Challenger Koblenz | 2018/01/18 17:00 | Nicola Kuhn v Sergiy Stakhovsky | 4-6,3-6 |
| Challenger Koblenz | 2018/01/17 18:35 | Nicola Kuhn v Mikael Ymer | 6-3,6-3 |
| Challenger Ismaning | 2017/10/17 10:00 | Hubert Hurkacz v Nicola Kuhn | 6-3,7-5 |
| Challenger Ortisei | 2017/10/09 11:00 | Nicola Kuhn v Matteo Donati | 7-6,6-7,4-6 |
| ATP Shenzhen | 2017/09/26 10:30 | Donald Young v Nicola Kuhn | 7-5,7-6 |
| Challenger Kwangdžu | 2017/09/18 04:00 | Marcos Giron v Nicola Kuhn | 6-4,7-6 |
| Challenger Meerbusch | 2017/08/19 13:40 | Ricardo Ojeda Lara v Nicola Kuhn | 6-4,7-6 |