Stadium: Court 5 Round: 26 Ground: Hardcourt outdoor
| 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 | 2021/03/14 08:00 | Ribeiro Marcondes, Igor v Ammar Elamin | 6-1,6-3 |
| Challenger Campinas | 2020/11/28 17:00 | Jelle Sels v Ribeiro Marcondes, Igor | 7-5,6-4 |
| Challenger Sao Paulo | 2020/11/23 16:30 | Pedro Sakamoto v Ribeiro Marcondes, Igor | 6-1,6-7,7-5 |
| ITF M15 Setubal | 2020/10/05 09:00 | Joao Lucas Reis da Silva v Ribeiro Marcondes, Igor | 3-6,7-5,10-4 |
| ITF M15 Setubal | 2020/10/04 10:30 | Ribeiro Marcondes, Igor v Rodrigues, Pedro Gabriel | 6-1,6-0 |
| ITF - M15 Monastir | 2021/03/16 08:30 | Lipovsek Puches, Tomas v Renta Tokuda | 4-6,0-6 |
| ITF - M15 Monastir | 2021/03/11 08:30 | Aziz Ouakaa v Renta Tokuda | 4-6,4-6 |
| ITF - M15 Monastir | 2021/03/10 08:30 | Takeuchi, Kento (1987) v Renta Tokuda | 5-7,2-6 |
| ITF - M15 Monastir | 2021/03/07 08:30 | Renta Tokuda v Carlos Sanchez Jover | 7-5,5-7,6-4 |
| ITF - M15 Monastir | 2021/03/06 08:30 | Stuart Parker v Renta Tokuda | 1-6,5-7 |
| ITF - M15 Monastir | 2021/03/05 11:00 | Renta Tokuda v Carr, Simon | 6-2,6-2 |
| ITF - M15 Monastir | 2021/03/04 08:30 | Renta Tokuda v Lilian Marmousez | 3-6,6-3,6-2 |
| ITF - M15 Monastir | 2021/03/03 08:30 | Renta Tokuda v Naoki Nakagawa | 6-1,6-3 |