Spain: Madrid - Singles - Main |
| 1/16-finals | Seyboth Wild T. | Alcaraz C. | 0:2 (3:6, 3:6) | details | 28.04.2024 |
| 1/32-finals | Musetti L. | Seyboth Wild T. | 0:2 (4:6, 4:6) | details | 26.04.2024 |
| 1/64-finals | Safiullin R. | Seyboth Wild T. | 0:2 (4:6, 4:6) | details | 24.04.2024 |
Romania: Bucharest - Singles - Main |
| 1/8-finals | Seyboth Wild T. | Navone M. | 1:2 (3:6, 6:2, 5:7) | details | 19.04.2024 |
| 1/16-finals | Nardi L. | Seyboth Wild T. | 1:2 (3:6, 7:65, 62:7) | details | 15.04.2024 |
USA: Miami - Singles - Main |
| 1/16-finals | Jarry N. | Seyboth Wild T. | 2:1 (61:7, 7:5, 6:3) | details | 25.03.2024 |
| 1/32-finals | Seyboth Wild T. | Fritz T. | 2:0 (6:3, 6:4) | details | 23.03.2024 |
| 1/64-finals | Seyboth Wild T. | Borges N. | 2:0 (6:4, 7:5) | details | 20.03.2024 |
USA: Miami - Singles - Qualification |
| Final | Seyboth Wild T. | Grenier H. | 2:0 (6:3, 6:4) | details | 19.03.2024 |
| Semi-finals | Seyboth Wild T. | Dzumhur D. | 2:0 (6:4, 6:2) | details | 18.03.2024 |
USA: Indian Wells - Singles - Main |
| 1/16-finals | Seyboth Wild T. | Marozsan F. | 0:2 (2:6, 2:6) | details | 10.03.2024 |
| 1/32-finals | Khachanov K. | Seyboth Wild T. | 0:2 (1:6, 5:7) | details | 09.03.2024 |
| 1/64-finals | Seyboth Wild T. | Wolf J.J. | 2:0 (6:2, 6:1) | details | 08.03.2024 |
USA: Indian Wells - Singles - Qualification |
| Final | Seyboth Wild T. | Broady L. | 2:0 (6:1, 6:1) | details | 05.03.2024 |
| Semi-finals | Seyboth Wild T. | Walton A. | 2:0 (6:1, 6:3) | details | 04.03.2024 |
Chile: Santiago - Singles - Main |
| 1/8-finals | Seyboth Wild T. | Fils A. | 0:2 (3:6, 3:6) | details | 28.02.2024 |
| 1/16-finals | Seyboth Wild T. | Burruchaga R. A. | 2:0 (6:4, 6:4) | details | 27.02.2024 |
Brazil: Rio de Janeiro - Singles - Main |
| Quarter-finals | Seyboth Wild T. | Norrie C. | 1:2 (1:6, 6:3, 2:6) | details | 23.02.2024 |
| 1/8-finals | Munar J. | Seyboth Wild T. | 1:2 (2:6, 6:4, 3:6) | details | 22.02.2024 |
| 1/16-finals | Tabilo A. | Seyboth Wild T. | 1:2 (6:2, 4:6, 4:6) | details | 20.02.2024 |
Argentina: Buenos Aires - Singles - Main |
| 1/16-finals | Vavassori A. | Seyboth Wild T. | 2:0 (6:3, 6:1) | details | 13.02.2024 |
Argentina: Cordoba - Singles - Main |
| 1/16-finals | Dellien H. | Seyboth Wild T. | 2:1 (6:4, 2:6, 6:3) | details | 05.02.2024 |
Australia: Australian Open - Singles - Main |
| 1/64-finals | Seyboth Wild T. | Rublev A. | 2:3 (5:7, 4:6, 6:3, 6:4, 66:7) | details | 14.01.2024 |
Australia: Adelaide - Singles - Main |
| 1/16-finals | Bolt A. | Seyboth Wild T. | 2:0 (6:3, 6:2) | details | 09.01.2024 |
Australia: Adelaide - Singles - Qualification |
| Final | Seyboth Wild T. | Diaz Acosta F. | 1:2 (6:2, 66:7, 63:7) | details | 08.01.2024 |
| Semi-finals | Seyboth Wild T. | Saville L. | 2:1 (1:6, 6:3, 6:2) | details | 07.01.2024 |
Australia: United Cup - Singles - Main |
| | Hurkacz H. | Seyboth Wild T. | 2:1 (64:7, 6:2, 6:3) | details | 30.12.2023 |
| | Davidovich Fokina A. | Seyboth Wild T. | 2:0 (6:4, 6:0) | details | 29.12.2023 |
France: Metz - Singles - Main |
| 1/16-finals | Seyboth Wild T. | Fognini F. | 0:2 (63:7, 69:7) | details | 07.11.2023 |
France: Paris - Singles - Qualification |
| Semi-finals | Seyboth Wild T. | Thompson J. | 0:2 (4:6, 1:6) | details | 28.10.2023 |
Switzerland: Basel - Singles - Main |
| 1/16-finals | Griekspoor T. | Seyboth Wild T. | 2:1 (7:64, 2:6, 6:3) | details | 24.10.2023 |
Switzerland: Basel - Singles - Qualification |
| Final | O'Connell C. | Seyboth Wild T. | 2:0 (7:64, 7:64) | details | 22.10.2023 |
| Semi-finals | Mmoh M. | Seyboth Wild T. | 1:2 (5:7, 6:4, 3:6) | details | 21.10.2023 |
Sweden: Stockholm - Singles - Main |
| 1/16-finals | Seyboth Wild T. | Safiullin R. | 0:2 (3:6, 2:6) | details | 18.10.2023 |
World: Davis Cup - World Group I - Singles - Main |
| | Rune H. | Seyboth Wild T. | CAN. | details | 16.09.2023 |
| | Holmgren A. | Seyboth Wild T. | 0:2 (4:6, 2:6) | details | 15.09.2023 |
Italy: Genova - Singles - Main |
| Final | Fognini F. | Seyboth Wild T. | 0:2 (2:6, 63:7) | details | 10.09.2023 |
| Semi-finals | Seyboth Wild T. | Vavassori A. | 0:0 RET. (4:3) | details | 09.09.2023 |
| Quarter-finals | Napolitano S. | Seyboth Wild T. | 0:2 (5:7, 3:6) | details | 08.09.2023 |
| 1/8-finals | Picchione A. | Seyboth Wild T. | 0:2 (4:6, 67:7) | details | 07.09.2023 |