ATP Tennis - Hyeon Chung
- Tournament: N/A
- Round: N/A
- Opponent: N/A
- DOB: 1996-05-19
- Birthplace: South Korea, South Korea
- Height: 74.0 cm
- Weight: 192.0 kg
- Plays: R
- Current World Rank: 144
- Hard: 54-51
- Clay: 16-13
- Grass: 2-1
| Tournament | Date | Sets | Round | Winner | Loser |
|---|---|---|---|---|---|
| Vienna Open | Oct 24, 2019 | 6-4, 6-2 | Second Round | Andrey Rublev | Hyeon Chung |
| Vienna Open | Oct 22, 2019 | 6-4, 7-5 | First Round | Hyeon Chung | Milos Raonic |
| Japan Open | Oct 4, 2019 | 6-2, 6-2 | Quarter Finals | David Goffin | Hyeon Chung |
| Japan Open | Oct 3, 2019 | 6-4, 3-6, 6-1 | Second Round | Hyeon Chung | Marin Cilic |
| Japan Open | Sep 30, 2019 | 3-6, 6-3, 6-4 | First Round | Hyeon Chung | Lorenzo Sonego |
| Chengdu Open | Sep 25, 2019 | 1-6, 6-3, 6-4 | First Round | Joao Sousa | Hyeon Chung |
| US Open | Aug 31, 2019 | 6-3, 6-4, 6-2 | Third Round | Rafael Nadal | Hyeon Chung |
| US Open | Aug 29, 2019 | 1-6, 2-6, 7-5, 6-3, 7-6 (7-3) | Second Round | Hyeon Chung | Fernando Verdasco |
| US Open | Aug 27, 2019 | 3-6, 6-4, 6-7 (5-7), 6-4, 6-2 | First Round | Hyeon Chung | Ernesto Escobedo |
| World Tennis Tournament | Feb 11, 2019 | 4-6, 7-6 (7-1), 6-2 | First Round | Nikoloz Basilashvili | Hyeon Chung |
