| Olympic Games 2024 Paris | 400m (Men) | 45.53 | 2 | CZE | 2024-08-05 00:00:00 | Repechage2 | | PB |
| Olympic Games 2024 Paris | 400m (Men) | 45.71 | 8 | CZE | 2024-08-04 00:00:00 | H3 | | |
| World Championship 2023 Budapest | 400m (Men) | 45.99 | 6 | CZE | 2023-08-20 00:00:00 | H6 | | |
| Kladno Hází A Kladenské Memoriály 2020 | 400m (Men) | 46.73 | 4 | CZE | 2020-09-16 00:00:00 | FINAL | | |
| World U20 Championship 2018 Tampere | 400m (Men) | 46.59 | 3 | CZE | 2018-07-12 00:00:00 | SF1 | 1072 | NU20R |
| World U20 Championship 2018 Tampere | 400m (Men) | 47.05 | 2 | CZE | 2018-07-11 00:00:00 | H2 | 1042 | |
| Ostrava Golden Spike 2020 | 150m (Men) | 15.73 | 3 | CZE | 2020-09-08 00:00:00 | FINAL2 | | PB |