Osaka 
Guadalajara 
Monastir 
Sofia 1 
Barranquilla 
Bonn 
Hersonissos 3 
Cordenons 
Grodzisk Mazowiecki 
Davis Сup Group I Tennis. Played Chung Hyeon. Season 2025
Country 
South Korea. Ranking ATP 369.
South Korea. Ranking ATP 369. Winnipeg | ||||
|---|---|---|---|---|
| 09.07.2025 | First round | Johns Garrett — Chung Hyeon | 2:1 (6:3, 2:6, 7:6) |
|
| 08.07.2025 | Qialification final | Chung Hyeon — Kirchheimer Strong | 2:0 (7:5, 6:1) |
|
 Cary | ||||
| 30.06.2025 | Qialification final | Chung Hyeon — Kirchheimer Strong | 1:2 (2:6, 6:1, 6:7) |
|
| Tyler | ||||
| 03.06.2025 | First round | Jubb Paul — Chung Hyeon | 2:1 (4:6, 6:4, 6:4) |
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| 01.06.2025 | Qualifications - 1st round | Chung Hyeon — Sweeny Dane | 2:0 (6:2, 6:4) |
|
| Little Rock | ||||
| 29.05.2025 | First round | Chung Hyeon — Martin Andres | 0:2 (3:6, 2:6) |
|
 Wuxi | ||||
| 05.05.2025 | Qialification final | Chung Hyeon — Imai Shintaro | 1:2 (6:0, 4:6, 3:6) |
|
| Guangzhou | ||||
| 27.04.2025 | Qualifications - 1st round | Peliwo Filip — Chung Hyeon | 2:0 (6:2, 6:4) |
|
| Gwangju Challenger | ||||
| 25.04.2025 | Quarter-finals | Schoolkate Tristan — Chung Hyeon | 2:0 (6:3, 6:1) |
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| 24.04.2025 | Second round | Chung Hyeon — Trotter James Kent | 2:0 (6:2, 7:6) |
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| 21.04.2025 | First round | Chung Hyeon — Lestienne Constant | 2:0 (6:1, 6:4) |
|
| Busan Challenger | ||||
| 18.04.2025 | Quarter-finals | Kubler Jason Murray — Chung Hyeon | 2:0 (6:2, 6:4) |
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| 17.04.2025 | Second round | Chung Hyeon — Tu Li | 2:1 (3:6, 6:3, 6:4) |
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| 15.04.2025 | First round | Chung Hyeon — Ruusuvuori Emil | 2:0 (6:2, 6:4) |
|