Stadium: Clay 1 Round: 25 Ground: Clay
| ITF Germany F6 | 2016/07/03 12:00 | Johann Lars v Milan Welte | 5-7,1-6 |
| ITF M15 Antalya | 2019/10/15 07:00 | Johann Lars v Bulut Ozcelik | 6-1,6-4 |
| ITF M15 Antalya | 2019/10/14 07:00 | Patric Prinoth v Johann Lars | 6-4,6-7,6-10 |
| ITF M15 Antalya | 2019/10/13 07:00 | Danylo Veremeychuk v Johann Lars | 6-4,2-6,3-10 |
| ITF M15 Antalya | 2019/10/08 07:00 | Johann Lars v Mate Voros | 2-6,3-6 |
| ITF M15 Antalya | 2019/10/07 07:00 | Aziz Kijametovic v Johann Lars | 7-6,4-6,7-10 |
| ITF M15 Antalya | 2019/10/06 07:00 | Ron Mansdorf v Johann Lars | 1-6,0-6 |
| ITF M15 Forbach | 2019/09/23 12:45 | Johann Lars v Quin Verstegen | 5-7,7-6,9-11 |
| ITF M15 Forbach | 2019/09/23 08:20 | Alessandro Dragoni v Johann Lars | 3-6,5-7 |
| ITF M15 Antalya | 2019/10/08 08:00 | Holger Rune v Milan Welte | 7-6,6-2 |
| ITF M15 Forbach | 2019/09/27 10:00 | Milan Welte v Elmar Ejupovic | 6-7,2-6 |
| ITF M15 Forbach | 2019/09/26 08:30 | Jack Findel-Hawkins v Milan Welte | 2-6,3-6 |
| ITF M15 Forbach | 2019/09/24 10:00 | Milan Welte v Arthur Bernabe | 6-4,6-1 |
| ITF M15 Ueberlingen | 2019/08/21 11:40 | Lukas Ollert v Milan Welte | 6-3,6-4 |
| ITF M15 Trier | 2019/08/16 14:20 | Adrian Obert v Milan Welte | 6-3,3-6,6-0 |
| ITF M15 Trier | 2019/08/15 13:50 | Milan Welte v Maik Steiner | 5-7,7-6,6-1 |
| ITF M15 Trier | 2019/08/14 16:00 | Bruno Santanna v Milan Welte | 6-7,0-6 |