Stadium: Centre Court Round: 26 Ground: Clay
| ITF France F6 | 2018/03/21 13:30 | Philipp Davydenko v Elmar Ejupovic | 4-6,2-6 |
| ITF France F6 | 2018/03/19 13:05 | Philipp Davydenko v Joffrey De Schepper | 6-7,6-4,6-4 |
| ITF France F6 Qual | 2018/03/18 10:00 | Philipp Davydenko v Maxime Niziolek | 6-0,6-1 |
| ITF France F6 Qual | 2018/03/17 08:30 | Philipp Davydenko v Maikel Borg | 7-5,3-6,6-3 |
| ITF Russia F3 | 2018/03/14 08:50 | Philipp Davydenko v Pavel Kotov | 6-4,4-6,1-6 |
| ITF Russia F3 | 2018/03/12 08:30 | Vadym Ursu v Philipp Davydenko | 2-6,3-6 |
| ITF Russia F2 | 2018/03/06 10:00 | Philipp Davydenko v Petr Arkhipov | 6-7,6-4,2-6 |
| ITF Russia F1 | 2018/02/26 10:50 | Timofey Skatov v Philipp Davydenko | 6-3,5-7,3-6 |
| Challenger Koblenz Qual | 2018/01/14 18:30 | Milan Welte v Alessandro Bega | 0-6,1-6 |
| ITF Germany F6 | 2016/07/04 10:00 | Leonard Von Hindte v Milan Welte | 6-0,6-1 |
| ITF Germany F6 | 2016/07/03 12:00 | Johann Lars v Milan Welte | 5-7,1-6 |
| ITF Germany F6 | 2015/07/06 08:00 | Simeon Rossier v Milan Welte | 6-0,6-3 |