Estádio: Court 1 Round: 25 Ground: Clay
| Challenger - Coquimbo | 2023/05/03 14:00 | Murkel Dellien v Roman Andres Burruchaga | 2-6,2-6 |
| Challenger - Coquimbo | 2023/05/01 16:55 | Murkel Dellien v Gonzalo Villanueva | 6-3,6-4 |
| Challenger - Buenos Aires | 2023/04/27 13:00 | Thiago Seyboth Wild v Murkel Dellien | 6-1,3-6,6-1 |
| Challenger - Buenos Aires | 2023/04/25 14:30 | Wilson Leite v Murkel Dellien | 3-6,2-6 |
| Challenger - San Luis Potosi | 2023/04/05 21:25 | Giovanni Mpetshi Perricard v Murkel Dellien | 7-6,6-3 |
| Challenger - San Luis Potosi | 2023/04/03 23:15 | Nicolas Mejia v Murkel Dellien | 4-6,6-7 |
| Challenger - Cidade do México | 2023/03/26 21:55 | Juan Ignacio Londero v Murkel Dellien | 6-2,7-6 |
| ITF - M25 Mosquera | 2023/03/25 17:15 | Johan A Rodriguez Rodriguez v Murkel Dellien | 7-6,4-6,6-3 |
| ITF - M25 Praga | 2023/05/17 09:00 | Jiri Barnat v Lukas Neumayer | 3-6,4-6 |
| Challenger - Praga | 2023/04/30 11:35 | Jiri Barnat v Alejandro Moro Canas | 5-7,5-7 |
| Challenger - Ostrava | 2023/04/23 08:30 | Billy Harris v Jiri Barnat | 6-2,6-2 |
| ITF - M15 Antália | 2023/04/19 11:35 | Michel Hopp v Jiri Barnat | 6-3,6-3 |
| ITF - M25 Trnava | 2023/03/30 08:00 | Peter Benjamin Privara v Jiri Barnat | 6-2,6-1 |
| ITF - M25 Trnava | 2023/03/29 09:30 | Jiri Barnat v Mathys Erhard | 6-4,7-6 |
| ITF - M15 Sharm El Sheikh | 2023/03/25 08:30 | Jiri Barnat v Marat Sharipov | 0-6,7-5,4-6 |
| ITF - M15 Sharm El Sheikh | 2023/03/24 08:30 | Jiri Barnat v Alexander Cozbinov | 7-5,6-4 |