Stadium: Center Court Round: 14 Ground: Clay
| Challenger Quito | 2021/09/18 16:00 | Pol Martin Tiffon v Gonzalo Lama | 6-7,4-6 |
| Challenger Quito | 2021/09/17 16:00 | Pol Martin Tiffon v Juan Pablo Ficovich | 3-6,6-3,6-4 |
| Challenger Quito | 2021/09/16 15:00 | Pol Martin Tiffon v Alejandro Gonzalez | 4-6,7-6,6-3 |
| Challenger Quito | 2021/09/14 19:20 | Andrej Martin v Pol Martin Tiffon | 6-7,5-7 |
| Challenger Seville | 2021/09/05 11:55 | Pol Martin Tiffon v Mats Rosenkranz | 4-6,6-7 |
| ITF M25 Santander | 2021/08/27 10:30 | Alex M Pujolras v Pol Martin Tiffon | 3-6,6-4,6-0 |
| ITF M25 Santander | 2021/08/26 15:00 | Pablo Llamas Ruiz v Pol Martin Tiffon | 2-6,3-6 |
| ITF M25 Santander | 2021/08/25 11:40 | Max Alcala Gurri v Pol Martin Tiffon | 3-6,5-7 |