Stadium: Court 10 Round: 26 Ground: Hardcourt outdoor
| ITF M25 Sintra | 2021/09/15 09:00 | Govind Nanda v Luca Potenza | 7-5,6-7,7-5 |
| ITF M25 Sintra | 2021/09/10 12:15 | Paul Jubb v Govind Nanda | 6-3,3-6,6-2 |
| ITF M25 Sintra | 2021/09/09 09:00 | Govind Nanda v Luca Potenza | 3-6,6-1,6-3 |
| ITF M25 Sintra | 2021/09/08 13:55 | Renta Tokuda v Govind Nanda | 2-6,1-6 |
| US Open | 2021/08/25 15:00 | Govind Nanda v Sebastian Baez | 3-6,5-7 |
| ITF M25 Decatur | 2021/08/04 14:00 | Govind Nanda v Paul Jubb | 6-4,3-6,2-6 |
| Challenger Lexington | 2021/07/27 18:00 | Ernesto Escobedo v Govind Nanda | 6-1,6-4 |
| Challenger Cary | 2021/07/24 19:30 | Mitchell Krueger v Govind Nanda | 6-3,6-2 |
| ITF M25 Sintra | 2021/09/15 14:40 | Daniel Little v John Echeverria | 6-3,4-6,3-6 |
| ITF M25 Sintra | 2021/09/14 10:00 | John Echeverria v Mikel Martinez | 6-1,6-1 |
| ITF M25 Sintra | 2021/09/13 12:00 | John Echeverria v Bernardo Teixeira | 6-0,6-1 |
| ITF M25 Sintra | 2021/09/10 09:00 | Duarte Vale v John Echeverria | 7-6,6-3 |
| ITF M25 Sintra | 2021/09/09 10:45 | John Echeverria v Antoine Escoffier | 6-4,6-3 |
| ITF M25 Sintra | 2021/09/08 11:25 | John Echeverria v Fabio Coelho | 2-6,7-6,7-5 |
| ITF M25 Sintra | 2021/09/07 08:30 | Alejandro Moro Canas v John Echeverria | 2-6,6-2,7-10 |
| ITF M25 Sintra | 2021/09/06 08:30 | George Davies v John Echeverria | 1-6,1-6 |