- Tournament: N/A
- Round: N/A
- Opponent: N/A
- DOB: 1996-06-10
- Birthplace: Germany
- Height: 77.0 cm
- Weight: 194.0 kg
- Plays: R
- Current World Rank: N/A
- Hard: 0-1
- Clay: 1-2
- Grass: 1-5
| Tournament | Date | Sets | Round | Winner | Loser |
|---|---|---|---|---|---|
| US Open | Aug 25, 2024 | 6-2, 6-3, 5-7, 6-7 (5-7), 6-3 | First Round | Roberto Carballes Baena | Jan Choinski |
| Wimbledon | Jul 2, 2024 | 7-5, 4-6, 2-6, 7-5, 6-2 | First Round | Luciano Darderi | Jan Choinski |
| Millennium Estoril Open | Apr 4, 2024 | 7-6 (7-5), 6-4 | Second Round | Hubert Hurkacz | Jan Choinski |
| Millennium Estoril Open | Apr 3, 2024 | 6-2, 6-7 (5-7), 6-4 | First Round | Jan Choinski | Joao Fonseca |
| Hamburg European Open | Jul 25, 2023 | 6-4, 7-5 | First Round | Zhizhen Zhang | Jan Choinski |
| Wimbledon | Jul 6, 2023 | 6-4, 6-4, 7-6 (7-3) | Second Round | Hubert Hurkacz | Jan Choinski |
| Wimbledon | Jul 3, 2023 | 5-7, 7-6 (7-4), 6-2, 6-2 | First Round | Jan Choinski | Dusan Lajovic |
| Rothesay International Eastbourne | Jun 27, 2023 | 6-3, 6-4 | First Round | Liam Broady | Jan Choinski |
| Cinch Championships | Jun 19, 2023 | 6-4, 6-2 | First Round | Lorenzo Musetti | Jan Choinski |
| MercedesCup | Jun 7, 2016 | 6-3 | First Round | Sergiy Stakhovsky | Jan Choinski |
