Stadium: Cancha 1 Round: 26 Ground: Clay
| Challenger Ambato | 2021/09/21 21:20 | Thiago Agustin Tirante v Cristian Rodriguez | 7-6,4-6,7-6 |
| Challenger Quito | 2021/09/15 15:00 | Facundo Mena v Cristian Rodriguez | 6-2,6-4 |
| Challenger Quito | 2021/09/13 16:05 | Matias Zukas v Cristian Rodriguez | 7-6,5-7,6-7 |
| ITF M25 Oviedo | 2021/09/01 10:00 | Michel Vernier v Cristian Rodriguez | 6-4,7-6 |
| Challenger Barletta | 2021/08/26 11:00 | Cristian Rodriguez v Julian Ocleppo | 4-6,4-6 |
| Challenger Barletta | 2021/08/24 12:30 | Matteo Viola v Cristian Rodriguez | 2-6,5-7 |
| Challenger Barletta | 2021/08/23 09:00 | Aidan Mchugh v Cristian Rodriguez | 1-6,3-6 |
| Challenger Barletta | 2021/08/22 10:00 | Cristian Rodriguez v Benjamin Hassan | 6-2,4-6,6-2 |