Stadium: Court 4 Round: 62 Ground: Clay
| ITF - M15 Meerbusch | 2022/05/01 07:30 | Frantzen, Constantin v Kecojevic, Mihailo | 6-3,6-3 |
| Split, Singles M-ITF-CRO-05A | 2022/04/25 10:20 | Drazen Petrovic v Frantzen, Constantin | 6-4,7-5 |
| ITF - M15 Monastir | 2022/04/06 12:35 | Frantzen, Constantin v Szymon Kielan | 3-6,5-7 |
| ITF M25 Monastir | 2022/04/04 13:30 | Frantzen, Constantin v Katuch, Jakub | 6-3,6-0 |
| ITF M25 Monastir | 2022/04/04 09:00 | Frantzen, Constantin v Stubbings, Matthew | 6-1,6-2 |
| ITF M25 Monastir | 2022/03/27 10:00 | Frantzen, Constantin v Wattanakul, Pol | 6-7,7-5,8-10 |
| ITF M25 Monastir | 2022/03/23 07:30 | Herman, Louis v Frantzen, Constantin | 6-2,6-1 |
| ITF M25 Monastir | 2022/03/20 09:00 | Frantzen, Constantin v Alexandre Aubriot | 6-3,6-3 |
| ITF - M25 Angers | 2022/04/20 13:05 | Simon Beaupain v Marco De Rossi | 6-4,6-3 |
| ITF - M25 Angers | 2022/04/18 14:30 | Adan Freire Da Silva v Marco De Rossi | 0-6,2-6 |
| ITF - M25 Angers | 2022/04/18 07:30 | Leo Raquillet v Marco De Rossi | 5-7,3-6 |
| ITF - M25 Angers | 2022/04/17 07:30 | Bruna, Esteban v Marco De Rossi | 2-6,2-6 |
| ITF - M25 Toulouse | 2022/03/22 11:20 | Marco De Rossi v Theo Arribage | 6-4,2-6,7-10 |
| ITF - M25 Trente | 2022/03/01 08:00 | Max Hans Rehberg v Marco De Rossi | 7-6,6-4 |
| ITF - M25 Trente | 2022/02/28 11:20 | Patric Prinoth v Marco De Rossi | 2-6,4-6 |
| ITF M25 Monastir | 2022/02/14 09:00 | Leo Deflandre v Marco De Rossi | 2-6,6-3,11-9 |