Stadium: Court 3 Round: 25 Ground: Clay
| ITF - M15 Cancún | 2021/10/04 16:30 | Joao Victor C Loureiro v Emil Reinberg | 7-6,4-6,6-10 |
| ITF - M15 Cancún | 2021/09/29 17:55 | Joshua Sheehy v Joao Victor C Loureiro | 7-6,4-6,6-4 |
| ITF - M15 Cancún | 2021/09/22 21:00 | Miles Jones v Joao Victor C Loureiro | 6-3,6-0 |
| ITF M15 Kouvola | 2021/05/27 12:25 | Joao Victor C Loureiro v Zsombor Velcz | 2-6,6-4,2-6 |
| ITF M15 Kouvola | 2021/05/26 13:30 | Jonas Maier v Joao Victor C Loureiro | 4-6,3-6 |
| ITF M15 Heráklion | 2021/05/20 12:10 | Alexandros Skorilas v Joao Victor C Loureiro | 6-0,7-5 |
| ITF M15 Heráklion | 2021/05/19 11:00 | Wishaya Trongcharoenchaikul v Joao Victor C Loureiro | 3-6,6-3,6-7 |
| ITF M25 Lima | 2021/10/17 15:00 | Gilbert S K Junior v Daniel Dutra Da Silva | 7-6,6-3 |
| ITF M25 Lima | 2021/10/16 15:00 | Daniel Dutra Da Silva v Facundo Juarez | 6-3,1-6,7-5 |
| ITF M25 Lima | 2021/10/15 17:00 | Conner Huertas Del Pino v Daniel Dutra Da Silva | 6-7,4-6 |
| ITF M25 Lima | 2021/10/14 15:00 | Paul Valsecchi v Daniel Dutra Da Silva | 3-6,2-6 |
| ITF M25 Lima | 2021/10/13 17:30 | Daniel Dutra Da Silva v Pol Martin Tiffon | 6-3,6-7,6-2 |
| ITF M25 Lima | 2021/10/10 15:00 | Eduard Esteve Lobato v Daniel Dutra Da Silva | 6-7,4-6 |
| ITF M25 Lima | 2021/10/09 15:00 | Oscar Jose Gutierrez v Daniel Dutra Da Silva | 5-7,7-5,4-6 |
| ITF M25 Lima | 2021/10/08 16:30 | Murkel Dellien v Daniel Dutra Da Silva | 2-6,1-6 |