Stadium: Center Court Round: 26 Ground: Hardcourt outdoor
| ITF M15 - Budapest | 2023/09/01 08:00 | Vito Tonejc v Hamish Stewart | 2-6,2-6 |
| ITF M15 - Alcala De Henares | 2023/11/22 08:00 | Vito Tonejc v Leonid Sheyngezikht | 6-3,2-6,6-3 |
| ITF M25 - Trnava | 2023/11/09 10:40 | Vito Tonejc v Anton Matusevich | 3-6,1-6 |
| ITF M25 - Trnava | 2023/11/08 13:35 | Luka Mikrut v Vito Tonejc | 4-6,4-6 |
| ITF M25 - Trnava | 2023/11/07 09:00 | Vito Tonejc v Michal Krajci | 6-4,6-1 |
| ITF M25 - Trnava | 2023/11/06 08:30 | Vito Tonejc v Andrej Krajcik | 6-4,6-3 |
| ITF M25 - Falun | 2023/09/25 12:00 | Tibo Colson v Vito Tonejc | 4-6,6-0,6-1 |
| ITF M15 - Danderyd | 2023/09/19 11:20 | Vito Tonejc v Alexander Blockx | 4-6,3-6 |
| ITF M15 - Budapest | 2023/09/05 11:40 | Nikolay Nedelchev v Vito Tonejc | 6-2,6-4 |
| ITF M15 - Alcala De Henares | 2023/11/22 10:10 | Ignacio B Alia v Hamish Stewart | 1-6,1-6 |
| ITF M25 - Sunderland | 2023/11/04 11:45 | Alexander Blockx v Hamish Stewart | 7-5,6-3 |
| ITF M25 - Sunderland | 2023/11/03 12:35 | Daniel Cox v Hamish Stewart | 2-6,4-6 |
| ITF M25 - Sunderland | 2023/11/02 10:00 | Hamish Stewart v Patrick Brady | 5-7,6-4,6-2 |
| ITF M25 - Sunderland | 2023/11/01 14:30 | David Quayle v Hamish Stewart | 2-6,1-6 |
| ITF M25 - Glasgow | 2023/10/28 09:00 | Hamish Stewart v Alexander Blockx | 6-7,3-6 |
| ITF M25 - Glasgow | 2023/10/27 10:45 | Paul Jubb v Hamish Stewart | 0-6,2-6 |
| ITF M25 - Glasgow | 2023/10/26 11:35 | Hamish Stewart v Harry Wendelken | 7-5,6-4 |