Stadium: Court 4 Round: 62 Ground: Clay
| ITF M25 Telfs | 2023/07/16 07:00 | Adam Blecha v Samuel Kyjaci | 5-7,7-5,10-4 |
| ITF M15 Sofia | 2023/07/03 12:30 | Nicolas Bruna v Samuel Kyjaci | 7-6,3-6,10-5 |
| ITF M15 Sofia | 2023/07/03 08:00 | Samuel Kyjaci v Antonio Caruso | 6-4,6-2 |
| ITF M15 Sofia | 2023/07/02 08:00 | Gabriele Camilli v Samuel Kyjaci | 4-6,5-7 |
| ITF M25 Poprad | 2023/06/18 08:00 | Sebastian Sec v Samuel Kyjaci | 7-6,6-0 |
| ITF M25 Most | 2023/05/22 09:00 | Samuel Kyjaci v Samuel Puskar | 6-7,3-6 |
| ITF M25 Most | 2023/05/21 10:30 | Vojtech Mares v Samuel Kyjaci | 4-6,6-4,8-10 |
| ITF M25 Prague | 2023/05/14 08:30 | Patrik Rikl v Samuel Kyjaci | 6-1,6-4 |
| ITF M25 Bakio | 2023/06/25 13:40 | Marc Saura Moragrega v Sergio Callejon Hernando | 6-4,6-4 |
| ITF M25 Cordoba | 2023/06/05 18:00 | Alejandro Manzanera Pertusa v Sergio Callejon Hernando | 6-3,2-6,10-8 |
| ITF M25 Cordoba | 2023/06/05 08:00 | Sergio Callejon Hernando v David Munoz | 6-0,3-6,10-7 |
| ITF M25 Cordoba | 2023/06/04 12:30 | Sergio Callejon Hernando v Rail Ibragimov | 6-0,6-3 |
| ITF M15 Telde | 2023/04/19 08:00 | Sergio Callejon Hernando v Martin Cuevas | 7-5,3-6,4-6 |
| ITF M15 Telde | 2023/04/17 08:00 | Luis Francisco v Sergio Callejon Hernando | 4-6,3-6 |
| ITF M15 Telde | 2023/04/16 11:30 | Noah Lopez Cherubino v Sergio Callejon Hernando | 5-7,3-6 |
| ITF M25 Palmanova | 2023/03/23 10:50 | Sergio Callejon Hernando v Gianmarco Ferrari | 1-6,2-6 |