Stadium: Cancha 2 Round: 14 Ground: Clay
| Challenger Guayaquil | 2021/11/04 15:00 | Nicolas Alvarez v Facundo Bagnis | 2-6,6-4,1-6 |
| Challenger Guayaquil | 2021/11/02 21:45 | Nicolas Alvarez v Thiago Agustin Tirante | 4-6,7-5,6-3 |
| Challenger Guayaquil | 2021/11/01 16:00 | Nicolas Alvarez v Nicolas Barrientos | 2-6,6-4,6-4 |
| Challenger Guayaquil | 2021/10/31 16:00 | Nicolas Alvarez v Federico Zeballos | 6-1,6-0 |
| Challenger Lima | 2021/10/26 00:40 | Nicolas Kicker v Nicolas Alvarez | 4-6,7-6,6-2 |
| Challenger Buenos Aires | 2021/10/18 21:00 | Nicolas Kicker v Nicolas Alvarez | 6-3,2-6,6-3 |
| Challenger Santiago | 2021/10/12 14:00 | Nicolas Alvarez v Sebastian Baez | 5-7,3-6 |
| Challenger Santiago | 2021/10/11 16:50 | Lucas Catarina v Nicolas Alvarez | 6-1,3-6,4-6 |
| ITF - Loule M25 | 2021/10/13 11:00 | Roberto Ortega-Olmedo v Tomas Lipovsek Puches | 6-1,6-1 |
| ITF - Setubal M25 | 2021/10/07 11:30 | Maximilian Neuchrist v Tomas Lipovsek Puches | 3-6,6-2,6-2 |
| ITF - Setubal M25 | 2021/10/06 16:55 | Tomas Lipovsek Puches v Fred Gil | 6-1,6-2 |
| ITF - Madryt M25 | 2021/09/15 07:00 | Filip Misolic v Tomas Lipovsek Puches | 6-4,4-6,6-3 |
| ITF - Bad Waltersdorf M15 | 2021/09/03 08:00 | Tomas Lipovsek Puches v David Pichler | 3-6,5-7 |
| ITF - Bad Waltersdorf M15 | 2021/09/02 08:00 | Tomas Lipovsek Puches v Lukas Krainer | 6-3,6-1 |
| ITF - Bad Waltersdorf M15 | 2021/08/31 10:15 | Tomas Lipovsek Puches v Niklas Rohrer | 6-2,7-5 |
| ITF - Bad Waltersdorf M15 | 2021/08/26 09:35 | Tomas Lipovsek Puches v Lukas Krainer | 3-6,4-6 |