Stadium: Stadium Round: 26 Ground: Clay
| ITF M15 Arequipa | 2023/08/08 16:10 | Johan A Rodriguez Rodriguez v Alberto Odiseo Alvarado Berrospi | 4-6,5-7 |
| ITF M15 Arequipa | 2023/08/07 17:15 | Alberto Odiseo Alvarado Berrospi v Sebastian Carpio | 7-6,7-5 |
| ITF M25 Denia | 2023/07/23 14:30 | Oscar P Sansano v Alberto Odiseo Alvarado Berrospi | 6-2,6-0 |
| ITF M25 Roda de Bara | 2023/07/09 09:00 | Jamie Krattiger v Alberto Odiseo Alvarado Berrospi | 4-6,2-6 |
| ITF M15 Monastir | 2023/06/05 17:00 | Alberto Odiseo Alvarado Berrospi v Tomas Luis | 6-1,3-6,7-10 |
| ITF M15 Monastir | 2023/06/05 08:30 | Alberto Odiseo Alvarado Berrospi v Filippo Mazzola | 6-3,7-5 |
| ITF M15 Monastir | 2023/05/29 08:00 | Alberto Odiseo Alvarado Berrospi v Nicolas Jadoun | 2-6,7-5,7-10 |
| ITF M15 Monastir | 2023/05/22 08:30 | Patrick Foley v Alberto Odiseo Alvarado Berrospi | 7-6,7-5 |
| ITF M15 Arequipa | 2023/08/08 18:00 | Nikos Lehmann v Felipe De Dios | 6-1,3-6,7-6 |
| ITF M15 Arequipa | 2023/08/07 17:00 | Nikos Lehmann v Oscar Gabriel Ortiz | 6-7,7-6,11-9 |
| ITF M15 Arequipa | 2023/08/06 15:30 | Nikos Lehmann v Martin Pestana | 6-2,6-1 |
| ITF M25 Brasov | 2023/07/06 11:20 | Nikos Lehmann v Dragos Nicolae Madaras | 1-6,2-6 |
| ITF M25 Brasov | 2023/07/04 10:00 | Demetris Azoides v Nikos Lehmann | 6-4,2-6,1-6 |
| ITF M25 Brasov | 2023/07/03 06:30 | Nini Gabriel Dica v Nikos Lehmann | 3-6,3-6 |
| ITF M25 Brasov | 2023/07/02 06:30 | Nikos Lehmann v Gheorghe Claudiu Schinteie | 6-4,6-4 |
| ITF M15 Casablanca | 2023/06/29 14:00 | Yassine Dlimi v Nikos Lehmann | 6-1,6-3 |