Stadium: Court 11 Round: 62 Ground: Clay
| ITF M25 Rosario | 2023/06/26 13:00 | Felipe Pagnacco v Matias Riva | 2-6,6-4,10-8 |
| ITF M25 Rosario | 2023/06/25 12:00 | Esteban Djinbachian v Matias Riva | 6-7,1-6 |
| ITF M15 Warmbad-Villach | 2023/05/21 07:00 | Matias Riva v Tilen Kovac | 6-7,6-4,9-11 |
| ITF M15 Kalmar | 2023/05/16 09:00 | Markus Bolin v Matias Riva | 6-7,7-6,10-6 |
| ITF M15 Kalmar | 2023/05/15 09:55 | Samuel Veikkolainen Jansson v Matias Riva | 0-6,1-6 |
| ITF M25 Valldoreix | 2023/05/07 14:30 | Matias Riva v Alvaro Bueno Gil | 3-6,5-7 |
| ITF M25 Rio Cuarto | 2023/03/05 13:00 | Felipe De Dios v Matias Riva | 6-4,6-1 |
| ITF M15 Tucuman | 2023/02/19 17:00 | Nicolas Bruna v Matias Riva | 6-2,6-3 |
| ITF M15 Sao Paulo | 2023/08/23 13:55 | William Norton v Joao Vitor Goncalves Ceolin | 4-6,5-7 |
| ITF M15 Sao Paulo | 2023/08/22 17:20 | Ryan A Dos Santos v William Norton | 1-6,2-6 |
| ITF M15 Sao Paulo | 2023/08/21 14:00 | William Norton v Victor Bini | 6-4,6-3 |
| ITF M15 Monastir | 2023/06/12 13:00 | Bruno Oliveira v William Norton | 6-1,7-5 |
| ITF M15 Monastir | 2023/06/12 08:30 | William Norton v Marcel Politowicz | 7-5,4-6,12-10 |