 Sweden: M15 Danderyd - Doubles - Main |
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| 1/8-finals | Karlsson Wistrand J./Shaw M. | Seeman J./Troost S. | 2:0 (6:4, 6:0) | details | 19.09.2023 |
 Poland: M25 Lodz - Doubles - Main |
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| Quarter-finals | Seeman J./Troost S. | Cerny M./Paty D. | 0:2 (62:7, 2:6) | details | 10.08.2023 |
| 1/8-finals | Ferrari F./Tresca G. | Seeman J./Troost S. | 0:2 (3:6, 1:6) | details | 08.08.2023 |
 Finland: M15 Hyvinkaa - Doubles - Main |
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| Quarter-finals | Seeman J./Troost S. | Grevelius E./Heinonen A. | 1:2 (3:6, 6:3, 8:10) | details | 04.08.2023 |
| 1/8-finals | Denisov I./Sheyngezikht L. | Seeman J./Troost S. | 1:2 (7:63, 1:6, 5:10) | details | 02.08.2023 |
 Austria: M25 Kramsach - Doubles - Main |
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| Semi-finals | Heller P./Wehnelt K. | Seeman J./Troost S. | 2:0 (6:3, 6:1) | details | 28.07.2023 |
| Quarter-finals | Barrena A./Otegui J. B. | Seeman J./Troost S. | 0:2 (4:6, 0:6) | details | 28.07.2023 |
| 1/8-finals | Seeman J./Troost S. | Gloeckler M./Waldner N. | 2:1 (65:7, 6:3, 10:8) | details | 27.07.2023 |
| Finland: Tampere - Doubles - Main |
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| Quarter-finals | Kielan S./Matuszewski P. | Seeman J./Troost S. | 2:0 (6:2, 6:2) | details | 20.07.2023 |
 Tunisia: M15 Monastir 26 - Doubles - Main |
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| Final | Coelho F./Ouakaa A. | Seeman J./Troost S. | 2:1 (3:6, 6:4, 10:4) | details | 01.07.2023 |
| Semi-finals | Garcian A./Tepmahc N. | Seeman J./Troost S. | 1:2 (6:4, 3:6, 6:10) | details | 30.06.2023 |
| Quarter-finals | Breysach M./Koenig L. | Seeman J./Troost S. | 1:2 (3:6, 6:4, 7:10) | details | 29.06.2023 |
| 1/8-finals | Seeman J./Troost S. | Giacomini L./Skorilas A. | 2:0 (7:63, 7:5) | details | 27.06.2023 |
| Tunisia: M15 Monastir 25 - Doubles - Main |
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| Semi-finals | Seeman J./Troost S. | Giacomini L./Skorilas A. | 0:2 (3:6, 0:6) | details | 23.06.2023 |
| Quarter-finals | Seeman J./Troost S. | Monaco A./Vandermeersch C. | 2:0 (6:0, 6:0) | details | 22.06.2023 |
| 1/8-finals | Sharma A./Sinha A. | Seeman J./Troost S. | 0:2 (1:6, 2:6) | details | 20.06.2023 |
 World: Davis Cup - Group III - Doubles - Placement matches |
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| | Seeman J./Troost S. | Cazac I./Ciumac A. | CAN. | details | 17.06.2023 |
| World: Davis Cup - Group III - Doubles - Main |
|---|
| | Seeman J./Troost S. | Muraccini M./Tommesani F. | 2:0 (6:0, 6:1) | details | 16.06.2023 |
| | Seeman J./Troost S. | Jovanovic P./Samardzic M. | 2:0 (7:5, 7:5) | details | 14.06.2023 |
| | Seeman J./Troost S. | Dapcevic E./Knezevic S. | CAN. | details | 14.06.2023 |
| Finland: M15 Vaasa - Doubles - Main |
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| Final | Seeman J./Troost S. | Giacomini L./Moghini G. | 1:2 (6:3, 4:6, 7:10) | details | 10.06.2023 |
| Semi-finals | Seeman J./Troost S. | Kaukovalta P./Vasa I. | 2:1 (7:66, 4:6, 13:11) | details | 09.06.2023 |
| Quarter-finals | Jones B./Oetzbach A. | Seeman J./Troost S. | 0:2 (2:6, 4:6) | details | 08.06.2023 |
| 1/8-finals | Seeman J./Troost S. | Antinheimo O./Pohjola P. | 2:0 (7:5, 6:2) | details | 06.06.2023 |
| Finland: M15 Helsinki - Doubles - Main |
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| Final | Seeman J./Troost S. | Vasa E./Vasa I. | 1:2 (7:5, 4:6, 6:10) | details | 12.08.2022 |
| Semi-finals | Broom C./Jones B. | Seeman J./Troost S. | 1:2 (6:4, 3:6, 4:10) | details | 12.08.2022 |
| Quarter-finals | Seeman J./Troost S. | Ahti V./Hietaranta R. M. | 2:0 (7:66, 6:2) | details | 11.08.2022 |
| 1/8-finals | Seeman J./Troost S. | Jovanovski N./Kivanda S. E. | 2:0 (6:0, 6:3) | details | 09.08.2022 |
 Estonia: M15 Parnu - Doubles - Main |
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| 1/8-finals | Seeman J./Troost S. | Kielan S./Wojcik Y. | 1:2 (6:3, 1:6, 5:10) | details | 02.08.2022 |
| Finland: M15 Vaasa - Doubles - Main |
|---|
| Quarter-finals | Seeman J./Troost S. | Naw H./Strombachs R. | 1:2 (6:2, 4:6, 7:10) | details | 02.06.2022 |
| Finland: M15 Kouvola - Doubles - Main |
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| Semi-finals | Niklas-Salminen P./Sigsgaard C. | Seeman J./Troost S. | 2:0 (6:1, 6:2) | details | 20.05.2022 |
| Quarter-finals | Lofman A./Vasa E. | Seeman J./Troost S. | 1:2 (5:7, 6:3, 3:10) | details | 19.05.2022 |
| 1/8-finals | Ahti V./Antinheimo O. | Seeman J./Troost S. | 0:2 (4:6, 2:6) | details | 17.05.2022 |
| Estonia: M15 Parnu - Doubles - Main |
|---|
| Quarter-finals | Seeman J./Troost S. | Vasa E./Vasa I. | 0:2 (64:7, 5:7) | details | 05.08.2021 |
| 1/8-finals | Tverijonas J./Zukauskas S. | Seeman J./Troost S. | 0:2 (4:6, 4:6) | details | 03.08.2021 |
| Finland: M15 Helsinki - Doubles - Main |
|---|
| 1/8-finals | Burdet A./Steinegger Y. | Seeman J./Troost S. | CAN. | details | 01.06.2021 |
| Estonia: M15 Parnu - Doubles - Main |
|---|
| Final | Seeman J./Troost S. | Ivanov V./Sabanin Y. | 2:1 (6:3, 3:6, 10:6) | details | 07.11.2020 |
| Semi-finals | Seeman J./Troost S. | Glinka D./Raisma K. | 2:1 (6:4, 5:7, 12:10) | details | 06.11.2020 |
