Stadium: Court 4 Round: 27 Ground: Clay
| 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 Meerbusch MD | 2022/05/07 10:55 | Frantzen/Sandkaulen v Pereira/Roveri Sidney | 7-6,6-4 |
| ITF M15 Meerbusch MD | 2022/05/06 13:00 | Echeverria/Opitz v Frantzen/Sandkaulen | 4-6,3-6 |
| ITF M15 Meerbusch MD | 2022/05/05 16:25 | Frantzen/Sandkaulen v Bertrand/Gomes | 6-4,6-4 |
| ITF M15 Meerbusch MD | 2022/05/04 15:55 | Altuna/Nincevic v Frantzen/Sandkaulen | 2-6,2-6 |
| ITF M25 Split MD | 2022/04/29 14:15 | Frantzen/Sandkaulen v Arribage/Sanchez | 2-6,6-3,8-10 |
| ITF M25 Split MD | 2022/04/28 14:10 | Setkic/Sultanov v Frantzen/Sandkaulen | 2-6,6-3,3-10 |