Stadium: Court 1 Round: 25 Ground: Hardcourt outdoor
| ITF M25 Vale Do Lobo | 2023/11/21 10:00 | Johannes Seeman v Francisco Oliveira | 6-2,6-3 |
| ITF M25 Vale Do Lobo | 2023/11/20 10:30 | Rayane Oumaouche v Johannes Seeman | 6-3,5-7,5-10 |
| ITF M25 Vale Do Lobo | 2023/11/19 11:15 | Johannes Seeman v Ricardo Batista | 6-3,6-2 |
| ITF M25 Vale Do Lobo | 2023/11/12 12:00 | Johannes Seeman v Marco Berti | 1-6,3-6 |
| ITF M25 Tavira | 2023/10/16 08:30 | Johannes Ingildsen v Johannes Seeman | 3-6,6-3,10-1 |
| ITF M25 Tavira | 2023/10/15 09:00 | Johannes Seeman v Tiago Boschmans | 7-6,6-1 |
| ITF M25 Tavira | 2023/10/09 09:00 | Alexis Boureau v Johannes Seeman | 3-6,6-3,10-3 |
| ITF M25 Tavira | 2023/10/08 09:00 | Ashwin Vaithianathan v Johannes Seeman | 3-6,1-6 |
| ITF M25 Roehampton | 2023/08/10 09:30 | Oliver Tarvet v George Loffhagen | 4-6,7-6,7-6 |
| ITF M25 Roehampton | 2023/08/09 12:30 | Patrick Brady v George Loffhagen | 2-6,6-7 |
| ITF M25 Roehampton | 2023/08/05 09:30 | Luke Simkiss v George Loffhagen | 2-6,2-6 |
| ITF M25 Roehampton | 2023/08/04 09:30 | George Loffhagen v George Houghton | 6-0,6-3 |
| ITF M25 Roehampton | 2023/08/03 09:00 | Toby Samuel v George Loffhagen | 5-7,4-6 |
| ITF M25 Roehampton | 2023/08/02 10:00 | Devin Badenhorst v George Loffhagen | 2-6,7-6,1-6 |
| ITF M25 Roehampton | 2023/08/01 10:35 | Finn Bass v George Loffhagen | 0-6,3-6 |
| Challenger Segovia | 2023/07/25 14:05 | Ricardas Berankis v George Loffhagen | 3-6,6-4,7-6 |