Kinga Gacka (born 25 October 2001)[2] is a Polish athlete sprinter who specializes in the 400 metres.
| Representing | |||||
|---|---|---|---|---|---|
| 2018 | European U18 Championships | Győr, Hungary | 12th (sf) | 400 m | 55.62 |
| Youth Olympic Games | Buenos Aires, Argentina | 18th | 400 m | 1:56.571 | |
| 2019 | European U20 Championships | Borås, Sweden | 15th (sf) | 400 m | 56.30 |
| 2021 | World Relays | Chorzów, Poland | 2nd (h) | 4 × 400 m relay | 3:28.11 |
| European U23 Championships | Tallinn, Estonia | 6th | 400 m | 52.53 | |
| 3rd | 4 × 400 m relay | 3:30.38 | |||
| 2022 | World Indoor Championships | Belgrade, Serbia | 3rd | 4 × 400 m relay | 3:28.59 |
| World Championships | Eugene, United States | 10th (h) | 4 × 400 m relay | 3:29.34 | |
| European Championships | Munich, Germany | 4th (h) | 4 × 400 m relay | 3:26.05 | |
| 2023 | European U23 Championships | Espoo, Finland | 4th | 4 × 400 m relay | 3:31.38 |
| 2024 | World Indoor Championships | Glasgow, United Kingdom | 8th (h) | 4 × 400 m relay | 3:28.80 |
| World Relays | Nassau, Bahamas | bgcolor=silver | 2nd (h) | 4 x 400 m relay | 3:27.112 |
| European Championships | Rome, Italy | 6th | 4 x 400 m relay | ||