Stadium: Court 7 Round: 44 Ground: Hardcourt outdoor
| ITF - M15 Monastir | 2019/11/06 10:05 | Ribeiro Marcondes, Igor v Telles, Leonardo | 6-3,6-4 |
| ITF - M15 Monastir | 2021/03/22 12:30 | Ribeiro Marcondes, Igor v Mateo Barreiros Reyes | 6-4,6-4 |
| ITF - M15 Monastir | 2021/03/21 17:00 | Ribeiro Marcondes, Igor v Giorgio Tabacco | 6-4,6-3 |
| ITF - M15 Monastir | 2021/03/20 14:15 | Ribeiro Marcondes, Igor v Raphael Collignon | 6-1,6-7,4-6 |
| ITF - M15 Monastir | 2021/03/19 08:00 | Kotzen, Alexander v Ribeiro Marcondes, Igor | 2-6,2-6 |
| ITF - M15 Monastir | 2021/03/18 08:25 | Ribeiro Marcondes, Igor v Renta Tokuda | 6-4,3-6,6-1 |
| ITF - M15 Monastir | 2021/03/17 08:30 | Ribeiro Marcondes, Igor v Luca Potenza | 6-3,3-6,6-2 |
| ITF - M15 Monastir | 2021/03/15 12:30 | Ribeiro Marcondes, Igor v Diego F Flores | 6-3,6-1 |
| ITF - M15 Monastir | 2021/03/15 08:00 | Ribeiro Marcondes, Igor v Rodriguez, Lisandru | 6-3,7-6 |
| ITF - M15 Monastir | 2021/03/22 10:30 | Edoardo Zanada v Telles, Leonardo | 2-6,4-6 |
| ITF - M15 Monastir | 2021/03/21 17:00 | Campo, Antonio v Telles, Leonardo | 4-6,6-1,9-11 |
| ITF - M15 Monastir | 2021/03/16 10:15 | Telles, Leonardo v Raphael Collignon | 1-6,5-7 |
| ITF - M15 Monastir | 2021/03/03 08:30 | Kotzen, Alexander v Telles, Leonardo | 6-0,6-2 |
| ITF - M15 Monastir | 2021/03/01 08:00 | Savva Polukhin v Telles, Leonardo | 5-7,1-6 |
| ITF - M15 Monastir | 2021/02/28 09:00 | Greif, Jonas v Telles, Leonardo | 0-6,5-7 |
| ITF M15 Santo Domingo | 2020/12/08 13:30 | Dominik Palan v Telles, Leonardo | 7-6,4-6,10-6 |
| ITF M15 Santo Domingo | 2020/12/04 14:45 | Nick Chappell v Telles, Leonardo | 6-4,7-5 |