Stadium: Court 3 Round: 26 Ground: Hardcourt outdoor
| ITF - M15 Las Vegas | 2023/10/18 19:45 | Trey Hilderbrand v Johannus Monday | 2-6,6-7 |
| Challenger - Tiburon | 2023/10/04 18:00 | Johannus Monday v Alexander Ritschard | 3-6,7-6,6-7 |
| Challenger - Tiburon | 2023/10/02 21:35 | Laurent Lokoli v Johannus Monday | 6-7,2-6 |
| Challenger - Istanbul | 2023/09/06 10:25 | Johannus Monday v Jesper De Jong | 5-7,1-6 |
| Challenger - Istanbul | 2023/09/04 11:30 | Johannus Monday v Kacper Zuk | 4-6,6-1,6-4 |
| Challenger - Mallorca | 2023/08/29 12:00 | Marco Trungelliti v Johannus Monday | 6-4,6-4 |
| ITF - M25 Aldershot | 2023/08/18 11:30 | Arthur Fery v Johannus Monday | 7-5,6-1 |
| ITF - M25 Aldershot | 2023/08/17 08:55 | Ewen Lumsden v Johannus Monday | 4-6,4-6 |
| ITF - M15 Las Vegas | 2023/10/18 20:45 | Alex Martinez v Ezekiel Clark | 6-4,7-5 |
| ITF - M25 Roda de Bara | 2023/07/15 09:00 | Cem Ilkel v Alex Martinez | 6-3,6-3 |
| ITF - M25 Roda de Bara | 2023/07/14 09:30 | Fajing Sun v Alex Martinez | 4-6,5-7 |
| ITF - M25 Roda de Bara | 2023/07/13 10:05 | Alex Martinez v Yanki Erel | 6-0,6-2 |
| ITF - M25 Roda de Bara | 2023/07/12 16:45 | Alex Martinez v David Perez Sanz | 7-5,6-1 |
| ITF - M25 Roda de Bara | 2023/07/11 10:10 | Alex Martinez v Ignasi De Rueda De Genover | 6-4,5-7,11-9 |
| ITF - M25 Roda de Bara | 2023/07/10 13:00 | Alex Martinez v Nacho Serra Sanchez | 6-4,6-2 |
| ITF - M25 Roda de Bara | 2023/07/09 15:30 | Alex Martinez v Benjamin Kreynes | 6-0,6-1 |