Stadium: Court 2 Round: 25 Ground: Clay
| ITF M25 Madrid | 2021/09/16 09:45 | Filip Misolic v Mario G Fernandez | 6-0,6-3 |
| ITF M25 Madrid | 2021/09/15 11:25 | Mario G Fernandez v Jeroen Vanneste | 6-2,7-6 |
| ITF M25 Madrid | 2021/09/14 07:00 | Manish Sureshkumar v Mario G Fernandez | 6-4,6-3 |
| ITF M15 Bad Waltersdorf | 2021/08/22 07:00 | Lorenzo Vatteroni v Mario G Fernandez | 7-5,6-4 |
| ITF M15 Warmbad-Villach | 2021/08/18 14:35 | Mario G Fernandez v Lukas Krainer | 6-7,6-2,1-6 |
| ITF M15 Warmbad-Villach | 2021/08/17 11:00 | Paul Valsecchi v Mario G Fernandez | 2-6,3-6 |
| ITF M15 Warmbad-Villach | 2021/08/16 16:00 | Matic Dimic v Mario G Fernandez | 5-7,3-6 |
| ITF M15 Warmbad-Villach | 2021/08/16 07:00 | Maximilian Figl v Mario G Fernandez | 5-7,1-6 |
| ITF M15 Monastir | 2021/08/30 10:00 | Adrian Arcon v Luis Diego Chavez Villalpando | 6-7,1-6 |
| ITF M15 Monastir | 2021/08/29 10:30 | Hao Sheng Koay v Luis Diego Chavez Villalpando | 4-6,6-4,9-11 |
| ITF M15 Monastir | 2021/08/24 07:30 | Mateo Nicolas Martinez v Luis Diego Chavez Villalpando | 6-4,6-4 |
| ITF M15 Monastir | 2021/08/23 08:00 | Mohamed Amin Oueslati v Luis Diego Chavez Villalpando | 2-6,0-6 |
| ITF M15 Monastir | 2021/08/22 10:00 | Masamichi Imamura v Luis Diego Chavez Villalpando | 6-7,6-1,5-10 |
| ITF M15 Monastir | 2021/08/18 10:25 | Dane Sweeny v Luis Diego Chavez Villalpando | 6-4,6-3 |
| ITF M15 Monastir | 2021/08/17 07:30 | Masamichi Imamura v Luis Diego Chavez Villalpando | 7-6,7-6 |
| ITF M15 Monastir | 2021/08/16 08:30 | Vito Dell'Elba v Luis Diego Chavez Villalpando | 2-6,1-6 |