Stadium: LEXUS Court Round: 54 Ground: Clay
| ITF M15 - Frankfurt Am Main | 2022/08/08 08:00 | Vojtech Mares v Johann Lars | 6-1,6-2 |
| ITF M25 - Wetzlar | 2022/08/02 08:30 | Luigi Sorrentino v Johann Lars | 6-1,6-1 |
| ITF M25 - Wetzlar | 2022/08/01 08:00 | Johann Lars v Adrien Gobat | 6-3,4-6,10-3 |
| ITF M25 - Muttenz | 2021/08/17 07:30 | Louroi Martinez v Johann Lars | 5-7,6-4,10-4 |
| ITF M25 - Muttenz | 2021/08/16 08:00 | Batiste Guerra v Johann Lars | 0-6,2-6 |
| ITF M25 - Wetzlar | 2021/08/03 08:55 | Johann Lars v Jannik Rother | 6-4,5-7,5-10 |
| ITF M25 - Klosters | 2021/06/20 08:40 | Johann Lars v Yannik Steinegger | 2-6,4-6 |
| ITF M15 - Heraklion | 2021/05/23 06:30 | Federico Arnaboldi v Johann Lars | 6-1,6-2 |
| ITF M15 - Duffel | 2023/06/12 10:00 | Adrian Oetzbach v Lodewijk Weststrate | 7-5,1-6,12-10 |
| ITF M15 - Duffel | 2023/06/11 11:00 | Aaron James Williams v Lodewijk Weststrate | 2-6,7-6,5-10 |
| ITF M15 - Vejle | 2022/07/27 09:40 | Christian Sigsgaard v Lodewijk Weststrate | 6-7,6-1,6-4 |
| ITF M15 - Vejle | 2022/07/25 14:55 | Stijn Slump v Lodewijk Weststrate | 2-6,3-6 |
| ITF M25 - Den Haag | 2022/06/29 17:50 | Lodewijk Weststrate v Dax Donders | 4-6,6-7 |
| ITF M25 - Den Haag | 2022/06/27 08:00 | Lodewijk Weststrate v Florian Broska | 6-7,6-4,11-9 |
| ITF M25 - Den Haag | 2022/06/26 08:00 | Romain Faucon v Lodewijk Weststrate | 2-6,1-6 |
| ITF M15 - Alkmaar | 2022/06/23 16:20 | Lodewijk Weststrate v Jose Fco. Vidal Azorin | 6-2,2-6,3-6 |