| UTR Pro Tennis Series Barcelona | 2021/06/09 12:30 | Kuzey Cekirge v Marcelo Zormann | 6-7,3-5 |
| UTR Pro Tennis Series Barcelona | 2021/06/08 11:30 | Alexandre Reco v Marcelo Zormann | 5-7,1-5 |
| UTR Pro Tennis Series Bucharest | 2021/06/05 08:30 | Marcelo Zormann v Stefan Palosi | 6-7,3-6 |
| UTR Pro Tennis Series Bucharest | 2021/06/04 10:00 | Vasile Antonescu v Marcelo Zormann | 5-7,7-5,2-5 |
| UTR Pro Tennis Series Bucharest | 2021/06/03 07:30 | Marcelo Zormann v Warren Sinius | 6-0,6-0 |
| UTR Pro Tennis Series Bucharest | 2021/05/30 10:00 | Ihor Dudun v Marcelo Zormann | 1-6,0-6 |
| ITF Germany F10 | 2018/08/01 12:30 | Tejas Chaukulkar v Marcelo Zormann | 6-1,7-5 |
| ITF Germany F9 | 2018/07/25 11:35 | Marcelo Zormann v Louroi Martinez | 4-6,6-4,1-6 |
| UTR Pro Tennis Series Barcelona | 2021/06/08 09:30 | Kuzey Cekirge v Diego F Flores | 2-6,6-1,6-5 |
| UTR Pro Tennis Series Barcelona | 2021/06/07 08:00 | Diego F Flores v Pol Toledo Bague | 4-6,3-5 |
| ITF M15 Marbella | 2021/05/30 09:00 | Diego F Flores v Yannick Mertens | 2-6,1-6 |
| ITF M15 Marbella | 2021/05/29 10:35 | Roman Andres Burruchaga v Diego F Flores | 4-6,6-3,3-6 |
| ITF M15 Marbella | 2021/05/28 09:45 | Antoine Bellier v Diego F Flores | 6-7,3-6 |
| ITF M15 Marbella | 2021/05/27 07:30 | Fouad Behbehani v Diego F Flores | 0-6,0-6 |
| ITF M15 Marbella | 2021/05/26 07:30 | Diego F Flores v Mateus Alves | 7-6,7-6 |
| ITF M15 Marbella | 2021/05/25 07:30 | Diego F Flores v Jose Joaquin M Cisneros | 6-2,6-4 |