Stadium: Indoor 2 Round: 28 Ground: Clay
| ITF M15 Sarajevo MD | 2022/06/09 14:10 | Karahodza/Setkic v Frantzen/Sandkaulen | 3-6,3-6 |
| ITF M15 Sarajevo MD | 2022/06/07 15:45 | Hodzic/Nincevic v Frantzen/Sandkaulen | 2-6,4-6 |
| Challenger Troisdorf MD | 2022/05/25 12:30 | Barrios Vera/Mena v Frantzen/Sandkaulen | 6-2,7-6 |
| ITF M25 Most MD | 2022/05/21 10:10 | Gengel/Poljak v Frantzen/Sandkaulen | 3-6,6-4,7-10 |
| ITF M25 Most MD | 2022/05/20 11:20 | Bolardt/Krumich v Frantzen/Sandkaulen | 5-7,6-4,3-10 |
| ITF M25 Most MD | 2022/05/19 10:00 | Damm/Damm v Frantzen/Sandkaulen | 5-7,3-6 |
| ITF M25 Most MD | 2022/05/17 14:35 | Cerny/Havlicek v Frantzen/Sandkaulen | 3-6,0-6 |
| Challenger Heilbronn MD | 2022/05/10 15:45 | Frantzen/Sandkaulen v Martin/Weissborn | 5-7,7-6,6-10 |
| ITF M15 Sarajevo MD | 2022/06/09 12:20 | Biljesko/Pavlovic v Kouzmine/Vrbensky | 6-7,6-7 |
| ITF M15 Sarajevo MD | 2022/06/07 15:30 | Mishkin/Shvets v Kouzmine/Vrbensky | 3-6,2-6 |