Stadium: Court 6 Round: 25 Ground: Hardcourt outdoor
| ITF - M25 Santa Margherita | 2023/10/16 13:30 | Juan Bautista Otegui v Nerman Fatic | 3-6,3-6 |
| ITF - M25 Santa Margherita | 2023/10/09 14:25 | Juan Bautista Otegui v Salvatore Caruso | 6-1,2-6,4-6 |
| ITF - M25 Lujan | 2023/09/26 13:00 | Juan Bautista Otegui v Lorenzo Joaquin Rodriguez | 1-6,6-4,4-6 |
| Challenger - Antofagasta | 2023/09/18 13:00 | Gilbert S K Junior v Juan Bautista Otegui | 6-1,6-1 |
| Challenger - Antofagasta | 2023/09/17 15:55 | Miguel Angel Cabrera v Juan Bautista Otegui | 6-7,2-6 |
| Challenger - Santa Cruz | 2023/09/11 17:30 | Pedro Boscardin Dias v Juan Bautista Otegui | 6-1,3-6,6-2 |
| Challenger - Santa Cruz | 2023/09/10 19:40 | Raul Garcia v Juan Bautista Otegui | 5-7,4-6 |
| Challenger - Lima | 2023/08/23 15:00 | Juan Bautista Otegui v Gonzalo Lama | 6-7,4-6 |
| ITF - M25 Tavira | 2023/10/19 12:00 | Sebastian Fanselow v Tiago Pereira | 6-0,7-5 |
| ITF - M25 Tavira | 2023/10/18 13:40 | Diego F Flores v Tiago Pereira | 4-6,6-3,2-6 |
| ITF - M25 Tavira | 2023/10/13 13:35 | Valentin Royer v Tiago Pereira | 6-1,7-5 |
| ITF - M25 Tavira | 2023/10/12 09:00 | Patrick Kaukovalta v Tiago Pereira | 7-6,3-6,2-6 |
| ITF - M25 Tavira | 2023/10/11 15:50 | Tiago Pereira v Marlon Vankan | 7-6,6-3 |
| Challenger - Lissabon | 2023/10/01 09:00 | Tiago Pereira v Javier Barranco Cosano | 1-6,2-6 |
| Challenger - Braga | 2023/09/25 11:20 | Tiago Pereira v Joao Domingues | 1-6,3-6 |
| Challenger - Braga | 2023/09/24 12:15 | Henri Squire v Tiago Pereira | 3-6,6-3,1-6 |