Stadium: Court 3 Round: 25 Ground: Clay
| Challenger Braunschweig | 2023/07/09 14:10 | Oscar Jose Gutierrez v Karl Friberg | 0-6,6-2,3-6 |
| Challenger Troyes | 2023/07/02 15:10 | Matteo Martineau v Oscar Jose Gutierrez | 6-0,7-5 |
| ITF M25 - Bakio | 2023/06/28 13:25 | Oscar Jose Gutierrez v Stefanos Sakellaridis | 3-6,3-6 |
| ITF M25 - Bakio | 2023/06/27 14:30 | Oscar Jose Gutierrez v Liam Branger | 6-3,6-4 |
| ITF M25 - Mungia | 2023/06/21 14:30 | Oscar Jose Gutierrez v Kane Bonsach Ganley | 2-6,4-6 |
| ITF M25 - Mungia | 2023/06/19 12:45 | Oscar Jose Gutierrez v Pablo Riva | 6-0,6-4 |
| Challenger Lyon | 2023/06/11 10:35 | Dennis Novak v Oscar Jose Gutierrez | 6-0,3-6,6-3 |
| ITF M25 - Cordoba | 2023/06/06 16:00 | Oscar Jose Gutierrez v Valentin Royer | 6-4,3-6,2-6 |
| Challenger Pozoblanco | 2023/07/16 20:40 | Vilius Gaubas v Ulises Blanch | 4-6,3-6 |
| ITF M25 - Getxo | 2023/07/07 11:30 | Alex Martinez v Vilius Gaubas | 6-4,6-4 |
| ITF M25 - Getxo | 2023/07/05 13:15 | Max Alcala Gurri v Vilius Gaubas | 6-1,2-6,4-6 |
| ITF M25 - Getxo | 2023/07/04 07:55 | Alejandro Garcia v Vilius Gaubas | 6-4,6-7,4-6 |
| ITF M25 - Mataro | 2023/05/24 14:15 | Diego A B Sanchez v Vilius Gaubas | 6-3,6-3 |
| ITF M25 - Valldoreix | 2023/05/09 08:00 | Vilius Gaubas v Diego A B Sanchez | 2-6,3-6 |
| ITF M25 - Valldoreix | 2023/05/08 08:00 | Vilius Gaubas v Guilherme Valdoleiros | 6-1,6-1 |
| ITF M15 - Telde | 2023/04/21 09:00 | Alejandro Manzanera Pertusa v Vilius Gaubas | 6-4,6-2 |