Stadium: Court 4 Round: 62 Ground: Clay
| ITF M25 Kiseljak | 2023/05/31 11:50 | Corey Gaal v Gonzalo Villanueva | 5-7,2-6 |
| ITF M25 Kiseljak | 2023/05/30 07:30 | Corey Gaal v Marsel Znuderl | 6-3,6-1 |
| ITF M25 Kiseljak | 2023/05/29 09:30 | Corey Gaal v Tilen Kovac | 6-4,7-5 |
| ITF M15 Brcko | 2023/05/23 07:30 | Corey Gaal v Vladan Tadic | 6-2,1-6,8-10 |
| ITF M15 Prijedor | 2023/05/17 14:00 | Corey Gaal v Tim Ruehl | 3-6,2-6 |
| ITF M15 Prijedor | 2023/05/15 11:30 | Corey Gaal v Nicolo Toffanin | 7-5,6-4 |
| ITF M15 Doboj | 2023/05/08 10:30 | Corey Gaal v Vitali Shvets | 1-6,6-1,8-10 |
| ITF M15 Osijek | 2023/05/03 09:55 | Corey Gaal v Pavel Verbin | 6-7,6-7 |
| ITF M15 Sarajevo | 2023/06/04 08:00 | Luka Puljic v Joao Eduardo Schiessl | 2-6,4-6 |
| ITF M25 Kiseljak | 2023/05/31 10:30 | Juan Bautista Otegui v Joao Eduardo Schiessl | 7-5,3-6,7-6 |
| ITF M25 Kiseljak | 2023/05/30 09:45 | Nikola Basic v Joao Eduardo Schiessl | 4-6,0-6 |
| ITF M25 Kiseljak | 2023/05/29 07:00 | Joao Eduardo Schiessl v Gabriel Schenekenberg | 6-2,6-2 |
| ITF M25 Kiseljak | 2023/05/28 09:30 | Joao Eduardo Schiessl v Temurmalik Amirov | 6-2,6-0 |
| ITF M15 Mogi das Cruzes | 2023/04/26 13:00 | Gabriel Roveri Sidney v Joao Eduardo Schiessl | 6-1,6-2 |
| ITF M15 Mogi das Cruzes | 2023/04/24 13:00 | Glauco Pinheiro Da Cruz Junior v Joao Eduardo Schiessl | 2-6,0-6 |
| Challenger Florianopolis | 2023/04/16 19:10 | Orlando Luz v Joao Eduardo Schiessl | 6-0,6-1 |