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Sung-jong Chung 정성종
P
Age: 30
Bats/Throws: L/R
5'11" / 194
DOB: 11/16/1995
(30 years, 11 months, 16 days)
P
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KBO stat lines do not separate stints with different teams before 2019; the team reported is the last team the player played for that season.
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KBO
| Season | Team | Level | Age | W | L | SV | G | GS | IP | divider | K/9 | BB/9 | HR/9 | BABIP | LOB% | GB% | HR/FB | divider | vFA | divider | ERA | xERA | FIP | xFIP | WAR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2018 | 롯데 | KBO | 22 | 0 | 1 | 0 | 10 | 0 | 19.0 | 5.68 | 3.79 | 0.95 | .274 | 59.5% | 6.16 | 5.32 | |||||||||
| 2019 | 롯데 | KBO | 23 | 2 | 1 | 0 | 33 | 0 | 50.0 | 4.32 | 4.32 | 1.08 | .333 | 70.6% | 45.1% | 9.8% | 5.40 | 5.65 | 5.26 | ||||||
| 2021 | 롯데 | KBO | 25 | 0 | 0 | 0 | 12 | 0 | 12.0 | 3.00 | 6.00 | 1.50 | .340 | 63.5% | 67.3% | 25.0% | 9.00 | 7.03 | 5.60 | ||||||
| 2022 | 롯데 | KBO | 26 | 0 | 0 | 0 | 5 | 0 | 4.1 | 10.38 | 8.31 | 0.00 | .333 | 50.0% | 75.0% | 0.0% | 4.15 | 3.75 | 4.00 | ||||||
| 2023 | 롯데 | KBO | 27 | 0 | 1 | 0 | 12 | 3 | 22.0 | 4.09 | 6.14 | 0.41 | .282 | 64.6% | 50.7% | 5.3% | 5.32 | 5.26 | 5.41 | ||||||
| 2025 | 롯데 | KBO | 29 | 0 | 0 | 0 | 2 | 0 | 2.1 | 0.00 | 0.00 | 3.86 | .222 | 100.0% | 50.0% | 50.0% | 3.86 | 9.02 | 4.43 |
| Season | Team | Level | Age | W | L | SV | G | GS | IP | divider | K/9 | BB/9 | HR/9 | BABIP | LOB% | GB% | HR/FB | divider | vFA | divider | ERA | xERA | FIP | xFIP | WAR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2018 | 롯데 | KBO | 22 | 0 | 1 | 0 | 10 | 0 | 19.0 | 5.68 | 3.79 | 0.95 | .274 | 59.5% | 6.16 | 5.32 | |||||||||
| 2019 | 롯데 | KBO | 23 | 2 | 1 | 0 | 33 | 0 | 50.0 | 4.32 | 4.32 | 1.08 | .333 | 70.6% | 45.1% | 9.8% | 5.40 | 5.65 | 5.26 | ||||||
| 2021 | 롯데 | KBO | 25 | 0 | 0 | 0 | 12 | 0 | 12.0 | 3.00 | 6.00 | 1.50 | .340 | 63.5% | 67.3% | 25.0% | 9.00 | 7.03 | 5.60 | ||||||
| 2022 | 롯데 | KBO | 26 | 0 | 0 | 0 | 5 | 0 | 4.1 | 10.38 | 8.31 | 0.00 | .333 | 50.0% | 75.0% | 0.0% | 4.15 | 3.75 | 4.00 | ||||||
| 2023 | 롯데 | KBO | 27 | 0 | 1 | 0 | 12 | 3 | 22.0 | 4.09 | 6.14 | 0.41 | .282 | 64.6% | 50.7% | 5.3% | 5.32 | 5.26 | 5.41 | ||||||
| 2025 | 롯데 | KBO | 29 | 0 | 0 | 0 | 2 | 0 | 2.1 | 0.00 | 0.00 | 3.86 | .222 | 100.0% | 50.0% | 50.0% | 3.86 | 9.02 | 4.43 |
KBO
| Season | Team | Level | W | L | ERA | G | GS | QS | CG | ShO | SV | HLD | BS | IP | TBF | H | R | ER | HR | BB | IBB | HBP | WP | BK | SO |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2018 | 롯데 | KBO | 0 | 1 | 6.16 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 19.0 | 85 | 19 | 13 | 13 | 2 | 8 | 0 | 1 | 2 | 0 | 12 | |
| 2019 | 롯데 | KBO | 2 | 1 | 5.40 | 33 | 0 | 0 | 0 | 0 | 0 | 0 | 50.0 | 232 | 64 | 33 | 30 | 6 | 24 | 3 | 4 | 4 | 0 | 24 | |
| 2021 | 롯데 | KBO | 0 | 0 | 9.00 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 12.0 | 65 | 19 | 12 | 12 | 2 | 8 | 0 | 1 | 2 | 0 | 4 | |
| 2022 | 롯데 | KBO | 0 | 0 | 4.15 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 4.1 | 21 | 4 | 4 | 2 | 0 | 4 | 0 | 0 | 0 | 0 | 5 | |
| 2023 | 롯데 | KBO | 0 | 1 | 5.32 | 12 | 3 | 0 | 0 | 0 | 1 | 0 | 22.0 | 98 | 21 | 14 | 13 | 1 | 15 | 1 | 1 | 1 | 0 | 10 | |
| 2025 | 롯데 | KBO | 0 | 0 | 3.86 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 2.1 | 10 | 3 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
| Season | Team | Level | W | L | ERA | G | GS | QS | CG | ShO | SV | HLD | BS | IP | TBF | H | R | ER | HR | BB | IBB | HBP | WP | BK | SO |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2018 | 롯데 | KBO | 0 | 1 | 6.16 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 19.0 | 85 | 19 | 13 | 13 | 2 | 8 | 0 | 1 | 2 | 0 | 12 | |
| 2019 | 롯데 | KBO | 2 | 1 | 5.40 | 33 | 0 | 0 | 0 | 0 | 0 | 0 | 50.0 | 232 | 64 | 33 | 30 | 6 | 24 | 3 | 4 | 4 | 0 | 24 | |
| 2021 | 롯데 | KBO | 0 | 0 | 9.00 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 12.0 | 65 | 19 | 12 | 12 | 2 | 8 | 0 | 1 | 2 | 0 | 4 | |
| 2022 | 롯데 | KBO | 0 | 0 | 4.15 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 4.1 | 21 | 4 | 4 | 2 | 0 | 4 | 0 | 0 | 0 | 0 | 5 | |
| 2023 | 롯데 | KBO | 0 | 1 | 5.32 | 12 | 3 | 0 | 0 | 0 | 1 | 0 | 22.0 | 98 | 21 | 14 | 13 | 1 | 15 | 1 | 1 | 1 | 0 | 10 | |
| 2025 | 롯데 | KBO | 0 | 0 | 3.86 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 2.1 | 10 | 3 | 1 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
AveragesKBO
| Season | Team | Level | K/9 | BB/9 | K/BB | HR/9 | divider | K% | BB% | K-BB% | divider | AVG | WHIP | BABIP | LOB% | divider | ERA- | FIP- | divider | FIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2018 | 롯데 | KBO | 5.68 | 3.79 | 1.50 | 0.95 | 14.1% | 9.4% | 4.7% | .250 | 1.42 | .274 | 59.5% | 119 | 102 | 5.32 | ||||
| 2019 | 롯데 | KBO | 4.32 | 4.32 | 1.00 | 1.08 | 10.3% | 10.3% | 0.0% | .314 | 1.76 | .333 | 70.6% | 125 | 135 | 5.65 | ||||
| 2021 | 롯데 | KBO | 3.00 | 6.00 | 0.50 | 1.50 | 6.2% | 12.3% | -6.2% | .339 | 2.25 | .340 | 63.5% | 196 | 158 | 7.03 | ||||
| 2022 | 롯데 | KBO | 10.38 | 8.31 | 1.25 | 0.00 | 23.8% | 19.0% | 4.8% | .235 | 1.85 | .333 | 50.0% | 97 | 92 | 3.75 | ||||
| 2023 | 롯데 | KBO | 4.09 | 6.14 | 0.67 | 0.41 | 10.2% | 15.3% | -5.1% | .256 | 1.64 | .282 | 64.6% | 123 | 128 | 5.26 | ||||
| 2025 | 롯데 | KBO | 0.00 | 0.00 | 0.00 | 3.86 | 0.0% | 0.0% | 0.0% | .300 | 1.29 | .222 | 100.0% | 85 | 210 | 9.02 |
| Season | Team | Level | K/9 | BB/9 | K/BB | HR/9 | divider | K% | BB% | K-BB% | divider | AVG | WHIP | BABIP | LOB% | divider | ERA- | FIP- | divider | FIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2018 | 롯데 | KBO | 5.68 | 3.79 | 1.50 | 0.95 | 14.1% | 9.4% | 4.7% | .250 | 1.42 | .274 | 59.5% | 119 | 102 | 5.32 | ||||
| 2019 | 롯데 | KBO | 4.32 | 4.32 | 1.00 | 1.08 | 10.3% | 10.3% | 0.0% | .314 | 1.76 | .333 | 70.6% | 125 | 135 | 5.65 | ||||
| 2021 | 롯데 | KBO | 3.00 | 6.00 | 0.50 | 1.50 | 6.2% | 12.3% | -6.2% | .339 | 2.25 | .340 | 63.5% | 196 | 158 | 7.03 | ||||
| 2022 | 롯데 | KBO | 10.38 | 8.31 | 1.25 | 0.00 | 23.8% | 19.0% | 4.8% | .235 | 1.85 | .333 | 50.0% | 97 | 92 | 3.75 | ||||
| 2023 | 롯데 | KBO | 4.09 | 6.14 | 0.67 | 0.41 | 10.2% | 15.3% | -5.1% | .256 | 1.64 | .282 | 64.6% | 123 | 128 | 5.26 | ||||
| 2025 | 롯데 | KBO | 0.00 | 0.00 | 0.00 | 3.86 | 0.0% | 0.0% | 0.0% | .300 | 1.29 | .222 | 100.0% | 85 | 210 | 9.02 |
KBO
| Season | Team | Level | GB/FB | LD% | GB% | FB% | IFFB% | HR/FB | IFH% | BUH% | divider | Pull% | Cent% | Oppo% | divider | Soft% | Med% | Hard% | divider | SIERA | xFIP- | xFIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2019 | 롯데 | KBO | 1.28 | 19.7% | 45.1% | 35.3% | 13.1% | 9.8% | 31.3% | 34.1% | 34.6% | 15.1% | 59.2% | 25.7% | 126 | 5.26 | ||||||
| 2021 | 롯데 | KBO | 4.38 | 17.3% | 67.3% | 15.4% | 25.0% | 25.0% | 38.5% | 26.9% | 34.6% | 28.8% | 57.7% | 13.5% | 126 | 5.60 | ||||||
| 2022 | 롯데 | KBO | 9.00 | 16.7% | 75.0% | 8.3% | 0.0% | 0.0% | 41.7% | 50.0% | 8.3% | 25.0% | 41.7% | 33.3% | 98 | 4.00 | ||||||
| 2023 | 롯데 | KBO | 1.84 | 21.7% | 50.7% | 27.5% | 15.8% | 5.3% | 27.8% | 44.4% | 27.8% | 23.6% | 59.7% | 16.7% | 131 | 5.41 | ||||||
| 2025 | 롯데 | KBO | 2.50 | 30.0% | 50.0% | 20.0% | 0.0% | 50.0% | 40.0% | 10.0% | 50.0% | 10.0% | 40.0% | 50.0% | 103 | 4.43 |
| Season | Team | Level | GB/FB | LD% | GB% | FB% | IFFB% | HR/FB | IFH% | BUH% | divider | Pull% | Cent% | Oppo% | divider | Soft% | Med% | Hard% | divider | SIERA | xFIP- | xFIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2019 | 롯데 | KBO | 1.28 | 19.7% | 45.1% | 35.3% | 13.1% | 9.8% | 31.3% | 34.1% | 34.6% | 15.1% | 59.2% | 25.7% | 126 | 5.26 | ||||||
| 2021 | 롯데 | KBO | 4.38 | 17.3% | 67.3% | 15.4% | 25.0% | 25.0% | 38.5% | 26.9% | 34.6% | 28.8% | 57.7% | 13.5% | 126 | 5.60 | ||||||
| 2022 | 롯데 | KBO | 9.00 | 16.7% | 75.0% | 8.3% | 0.0% | 0.0% | 41.7% | 50.0% | 8.3% | 25.0% | 41.7% | 33.3% | 98 | 4.00 | ||||||
| 2023 | 롯데 | KBO | 1.84 | 21.7% | 50.7% | 27.5% | 15.8% | 5.3% | 27.8% | 44.4% | 27.8% | 23.6% | 59.7% | 16.7% | 131 | 5.41 | ||||||
| 2025 | 롯데 | KBO | 2.50 | 30.0% | 50.0% | 20.0% | 0.0% | 50.0% | 40.0% | 10.0% | 50.0% | 10.0% | 40.0% | 50.0% | 103 | 4.43 |
KBO
| Season | Team | Level | GB | FB | LD | IFFB | IFH | BU | BUH | RS | Balls | Strikes | Pitches | divider | EV | LA | Barrels | Barrel% |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2018 | 롯데 | KBO | 320 | |||||||||||||||
| 2019 | 롯데 | KBO | 78 | 61 | 34 | 8 | 337 | 490 | 827 | |||||||||
| 2021 | 롯데 | KBO | 35 | 8 | 9 | 2 | 94 | 130 | 224 | |||||||||
| 2022 | 롯데 | KBO | 9 | 1 | 2 | 0 | 36 | 53 | 89 | |||||||||
| 2023 | 롯데 | KBO | 35 | 19 | 15 | 3 | 150 | 193 | 343 | |||||||||
| 2025 | 롯데 | KBO | 5 | 2 | 3 | 0 | 15 | 22 | 37 |
| Season | Team | Level | GB | FB | LD | IFFB | IFH | BU | BUH | RS | Balls | Strikes | Pitches | divider | EV | LA | Barrels | Barrel% |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2018 | 롯데 | KBO | 320 | |||||||||||||||
| 2019 | 롯데 | KBO | 78 | 61 | 34 | 8 | 337 | 490 | 827 | |||||||||
| 2021 | 롯데 | KBO | 35 | 8 | 9 | 2 | 94 | 130 | 224 | |||||||||
| 2022 | 롯데 | KBO | 9 | 1 | 2 | 0 | 36 | 53 | 89 | |||||||||
| 2023 | 롯데 | KBO | 35 | 19 | 15 | 3 | 150 | 193 | 343 | |||||||||
| 2025 | 롯데 | KBO | 5 | 2 | 3 | 0 | 15 | 22 | 37 |
AveragesKBO
| Season | Team | Level | O-Swing% | Z-Swing% | Swing% | divider | O-Contact% | Z-Contact% | Contact% | Zone% | divider | F-Strike% | SwStr% | CStr% | CSW% | divider | Pace |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2019 | 롯데 | KBO | 45.3% | 87.4% | 51.1% | 5.7% | 13.6% | 19.2% | |||||||||
| 2021 | 롯데 | KBO | 41.2% | 88.5% | 42.6% | 4.7% | 15.2% | 19.9% | |||||||||
| 2022 | 롯데 | KBO | 50.6% | 75.6% | 57.1% | 12.4% | 9.0% | 21.3% | |||||||||
| 2023 | 롯데 | KBO | 43.5% | 81.0% | 52.5% | 8.3% | 13.7% | 21.9% | |||||||||
| 2025 | 롯데 | KBO | 51.4% | 78.9% | 50.0% | 10.8% | 8.1% | 18.9% |
| Season | Team | Level | O-Swing% | Z-Swing% | Swing% | divider | O-Contact% | Z-Contact% | Contact% | Zone% | divider | F-Strike% | SwStr% | CStr% | CSW% | divider | Pace |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2019 | 롯데 | KBO | 45.3% | 87.4% | 51.1% | 5.7% | 13.6% | 19.2% | |||||||||
| 2021 | 롯데 | KBO | 41.2% | 88.5% | 42.6% | 4.7% | 15.2% | 19.9% | |||||||||
| 2022 | 롯데 | KBO | 50.6% | 75.6% | 57.1% | 12.4% | 9.0% | 21.3% | |||||||||
| 2023 | 롯데 | KBO | 43.5% | 81.0% | 52.5% | 8.3% | 13.7% | 21.9% | |||||||||
| 2025 | 롯데 | KBO | 51.4% | 78.9% | 50.0% | 10.8% | 8.1% | 18.9% |
KBO
| Season | Team | Level | Pos | G | GS | Inn | PO | A | divider | E | FE | TE | divider | DP | DPS | DPT | DPF | divider | Scp | divider | SB | CS | PB | WP | divider | FP | divider | TZ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2018 | 롯데 | KBO | P | 10 | 0 | 19.0 | 1 | 1 | 0 | 0 | ||||||||||||||||||
| 2021 | 롯데 | KBO | P | 12 | 0 | 12.0 | 0 | 4 | 1 | 1 | 0 | 0 | 0 | |||||||||||||||
| 2022 | 롯데 | KBO | P | 5 | 0 | 4.3 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||||||||||
| 2023 | 롯데 | KBO | P | 12 | 3 | 22.0 | 0 | 5 | 1 | 1 | 0 | 0 | 0 | |||||||||||||||
| 2025 | 롯데 | KBO | P | 2 | 0 | 2.3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Season | Team | Level | Pos | G | GS | Inn | PO | A | divider | E | FE | TE | divider | DP | DPS | DPT | DPF | divider | Scp | divider | SB | CS | PB | WP | divider | FP | divider | TZ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2018 | 롯데 | KBO | P | 10 | 0 | 19.0 | 1 | 1 | 0 | 0 | ||||||||||||||||||
| 2021 | 롯데 | KBO | P | 12 | 0 | 12.0 | 0 | 4 | 1 | 1 | 0 | 0 | 0 | |||||||||||||||
| 2022 | 롯데 | KBO | P | 5 | 0 | 4.3 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | |||||||||||||||
| 2023 | 롯데 | KBO | P | 12 | 3 | 22.0 | 0 | 5 | 1 | 1 | 0 | 0 | 0 | |||||||||||||||
| 2025 | 롯데 | KBO | P | 2 | 0 | 2.3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
