Stadium: Court 8 Round: 26 Ground: Clay
| ITF M15 Cancun | 2019/11/07 16:35 | Joao Lucas Reis da Silva v Daniel Antonio Nunez | 7-6,6-3 |
| ITF M25 Medellin | 2021/09/15 15:00 | Daniel Antonio Nunez v Sergio Luis H Ramirez | 6-3,6-3 |
| ITF M15 Ibague | 2021/09/07 16:20 | Juan Sebastian Gomez v Daniel Antonio Nunez | 7-5,6-1 |
| ITF M15 Antalya | 2021/06/21 09:10 | Daniil Savelev v Daniel Antonio Nunez | 2-6,3-6 |
| ITF M15 Antalya | 2021/06/20 07:00 | Michalis Sakellaridis v Daniel Antonio Nunez | 6-7,3-6 |
| ITF M15 Antalya | 2021/06/15 11:50 | Francisco Llanes v Daniel Antonio Nunez | 6-7,7-6,10-6 |
| ITF M15 Antalya | 2021/06/14 07:30 | Nikolay Sysoev v Daniel Antonio Nunez | 2-6,3-6 |
| ITF M15 Antalya | 2021/06/13 07:30 | Caspar Schuetze v Daniel Antonio Nunez | 2-6,1-6 |
| ITF M15 Antalya | 2021/06/08 09:40 | Daniel Antonio Nunez v Buvaysar Gadamauri | 4-6,2-6 |
| ITF M25 Medellin | 2021/09/14 19:40 | Johan A Rodriguez Rodriguez v Joao Lucas Reis da Silva | 3-6,1-6 |
| ITF M15 Ibague | 2021/09/07 15:40 | Joao Lucas Reis da Silva v Blu Baker | 6-4,3-6,3-6 |
| ITF M15 Castelo Branco | 2021/07/31 08:30 | Joao Lucas Reis da Silva v Gilbert S K Junior | 6-4,2-6,6-7 |
| ITF M15 Castelo Branco | 2021/07/30 08:30 | Duarte Vale v Joao Lucas Reis da Silva | 7-6,4-6,5-7 |
| ITF M15 Castelo Branco | 2021/07/29 11:30 | Pedro Araujo v Joao Lucas Reis da Silva | 4-6,4-6 |
| ITF M15 Castelo Branco | 2021/07/27 12:00 | Alafia Ayeni v Joao Lucas Reis da Silva | 4-6,4-6 |
| ITF M25 Idanha-A-Nova | 2021/07/21 08:00 | Joao Lucas Reis da Silva v Marek Gengel | 5-7,0-6 |
| ITF M25 Idanha-A-Nova | 2021/07/16 07:55 | Nicolas Moreno De Alboran v Joao Lucas Reis da Silva | 7-6,6-4 |