Stadium: Court 3 Round: 62 Ground: Clay
| ITF M15 Monastir | 2023/06/25 10:30 | Loann Massard v Johannes Seeman | 6-3,6-7,10-6 |
| ITF M15 Monastir | 2023/06/19 08:30 | Patrick Kotan v Johannes Seeman | 7-5,6-2 |
| ITF M15 Monastir | 2023/06/18 12:00 | Johannes Seeman v Bruno Fernandez | 6-2,6-3 |
| ITF M15 Vaasa | 2023/06/06 10:00 | Johannes Seeman v Oskar Antinheimo | 6-3,3-6,8-10 |
| ITF M15 Vaasa | 2023/06/05 12:30 | Noel Larwig v Johannes Seeman | 4-6,4-6 |
| Davis Cup | 2023/02/05 20:45 | Jacob Bicknell v Johannes Seeman | 1-6,0-6 |
| ITF M15 Helsinki | 2022/08/09 08:30 | Johannes Seeman v Vesa Ahti | 6-0,4-6,3-10 |
| ITF M15 Parnu | 2022/08/03 10:55 | Szymon Kielan v Johannes Seeman | 6-1,3-6,6-1 |
| ITF M25 Kramsach | 2023/07/23 07:00 | Adam Krischke v Batiste Guerra | 2-6,3-6 |
| ITF M25 Telfs | 2023/07/17 13:35 | Edoardo Cherie Ligniere v Batiste Guerra | 6-2,6-3 |
| ITF M25 Telfs | 2023/07/17 07:00 | Batiste Guerra v Alessio Tramontin | 6-2,6-2 |
| ITF M25 Telfs | 2023/07/16 10:30 | Batiste Guerra v Peter Nad | 7-6,4-6,10-5 |
| ITF M25 Klosters | 2023/07/03 11:50 | Adrien Burdet v Batiste Guerra | 7-5,7-5 |
| ITF M25 Klosters | 2023/07/02 14:25 | Arthur Laborde v Batiste Guerra | 4-6,2-6 |
| ITF M15 Saarlouis | 2023/06/18 12:00 | Batiste Guerra v Masato Perera | 6-4,4-6,10-12 |
| ITF M25 Portimao | 2023/03/15 09:50 | Mikel Martinez v Batiste Guerra | 6-3,6-3 |