Stadium: Court 6 Round: 54 Ground: Hardcourt indoor
| ITF M25 Caslano | 2021/08/25 08:30 | Leandro Riedi v Fellin, Pietro Orlando | 7-6,6-2 |
| ITF M25 Caslano | 2021/08/24 07:25 | Joao Riquelme v Fellin, Pietro Orlando | 4-6,1-6 |
| ITF M25 Caslano | 2021/08/23 09:30 | Gabriele Datei v Fellin, Pietro Orlando | 1-6,7-6,2-10 |
| ITF M25 Ueberlingen | 2021/08/17 09:20 | Fellin, Pietro Orlando v Florian Broska | 6-4,1-6,8-10 |
| ITF M15 Parnu | 2021/08/04 12:30 | Mikula, Michal v Fellin, Pietro Orlando | 6-2,6-0 |
| ITF M15 Parnu | 2021/08/03 07:00 | Solberg, Christoffer v Fellin, Pietro Orlando | 3-6,4-6 |
| ITF M15 Parnu | 2021/08/02 09:30 | Antinheimo, Oskar v Fellin, Pietro Orlando | 5-7,3-6 |
| ITF M15 Vejle | 2021/07/28 10:10 | Jonathan Mridha v Fellin, Pietro Orlando | 6-3,0-6,6-4 |
| ITF - M15 Monastir | 2021/08/23 08:00 | Gabriele Bosio v Ravichander, Ishaan | 6-4,6-2 |
| ITF - M15 Monastir | 2021/08/22 11:00 | Linghao Zhang v Ravichander, Ishaan | 4-6,2-6 |
| ITF - M15 Monastir | 2021/08/17 07:30 | Ravichander, Ishaan v Duarte Vale | 4-6,5-7 |
| ITF - M15 Monastir | 2021/08/16 07:30 | Rishab Agarwal v Ravichander, Ishaan | 6-7,6-2,7-10 |
| ITF - M15 Monastir | 2021/08/15 08:30 | Bryan Aguiar Kuntz v Ravichander, Ishaan | 2-6,1-6 |
| UTR Pro Tennis Series California | 2021/07/27 21:00 | Jacob Bullard v Ravichander, Ishaan | 3-6,6-3,6-1 |
| UTR Pro Tennis Series California | 2021/07/26 15:00 | Alexander Stater v Ravichander, Ishaan | 3-6,6-2,5-7 |
| UTR Pro Tennis Series California | 2021/07/25 18:00 | Ravichander, Ishaan v Bailey, Aaron | 1-6,7-5,6-3 |