| Kamila Skolimowska Memorial 2020 | 400m (Men) | 47.05 | 6 | POL | 2020-09-06 00:00:00 | FINAL | | |
| Irena Szewińska Memorial 2020 | 400m (Men) | 47.54 | 6 | POL | 2020-08-19 00:00:00 | FINAL2 | | |
| World Championship 2019 Doha | 400m Hurdles (Men) 0.914m | 50.18 | 7 | POL | 2019-09-28 00:00:00 | SF2 | | |
| World Championship 2019 Doha | 400m Hurdles (Men) 0.914m | 49.89 | 3 | POL | 2019-09-27 00:00:00 | H4 | | |
| World University Games 2019 Napoli | 400m Hurdles (Men) 0.914m | 48.99 | 3 | POL | 2019-07-11 00:00:00 | FINAL | | |
| World University Games 2019 Napoli | 400m Hurdles (Men) 0.914m | 49.70 | 1 | POL | 2019-07-10 00:00:00 | SF1 | | |
| World University Games 2019 Napoli | 400m Hurdles (Men) 0.914m | 49.65 | 1 | POL | 2019-07-09 00:00:00 | H4 | | |
| Diamond League 2019 Oslo | 400m Hurdles (Men) 0.914m | 49.80 | 6 | POL | 2019-06-13 00:00:00 | FINAL | | |
| Diamond League 2019 Rome | 400m Hurdles (Men) 0.914m | 50.38 | 8 | POL | 2019-06-06 00:00:00 | FINAL | | |
| Diamond League 2019 Shanghai | 400m Hurdles (Men) 0.914m | 49.64 | 4 | POL | 2019-05-18 00:00:00 | FINAL | | SB |
| European Championship 2018 Berlin | 400m Hurdles (Men) 0.914m | 48.59 | 5 | POL | 2018-08-09 00:00:00 | FINAL | | SB |
| European Championship 2018 Berlin | 400m Hurdles (Men) 0.914m | 48.75 | 2 | POL | 2018-08-07 00:00:00 | SF1 | | SB |
| World University Games 2017 Taipei | 400m Hurdles (Men) 0.914m | 49.51 | 5 | POL | 2017-08-26 00:00:00 | FINAL | 1154 | SB |
| World University Games 2017 Taipei | 400m Hurdles (Men) 0.914m | 49.77 | 1 | POL | 2017-08-25 00:00:00 | SF1 | 1141 | SB |
| World University Games 2017 Taipei | 400m Hurdles (Men) 0.914m | 50.14 | 1 | POL | 2017-08-24 00:00:00 | H1 | 1123 | |
| World Championship 2017 London | 400m Hurdles (Men) 0.914m | 49.40 | 6 | POL | 2017-08-07 00:00:00 | SF1 | 1160 | |
| World Championship 2017 London | 400m Hurdles (Men) 0.914m | 49.42 | 3 | POL | 2017-08-06 00:00:00 | Heat5 | 1159 | |
| Olympic Games 2016 Rio | 400m Hurdles (Men) 0.914m | 50.66 | 8 | POL | 2016-08-15 00:00:00 | Round1 Heat6 | 1097 | |
| Diamond League 2016 Stockholm | 400m Hurdles (Men) 0.914m | 49.89 | 3 | POL | 2016-06-16 00:00:00 | FINAL | 1135 | |
| Diamond League 2016 Oslo | 400m Hurdles (Men) 0.914m | 50.27 | 7 | POL | 2016-06-09 00:00:00 | FINAL | 1116 | |
| Diamond League 2016 Shanghai | 400m Hurdles (Men) 0.914m | 49.01 | 2 | POL | 2016-05-14 00:00:00 | FINAL | 1180 | |
| World Championship 2015 Beijing | 400m Hurdles (Men) 0.914m | 48.40 | 4 | POL | 2015-08-23 00:00:00 | Semi Final | 1211 | PB |
| World Championship 2015 Beijing | 400m Hurdles (Men) 0.914m | 48.94 | 8 | POL | 2015-08-22 00:00:00 | Round 1 | 1183 | |
| World Championship 2015 Beijing | 400m Hurdles (Men) 0.914m | 49.14 | 7 | POL | 1015-08-25 00:00:00 | FINAL | 1173 | |
| World Championship 2022 Oregon | 800m (Men) | 1:46.80 | 6 | POL | 2022-07-20 00:00:00 | H6 | | |
| Diamond League 2022 Birmingham | 800m (Men) | 1:46.63 | 5 | POL | 2022-05-21 00:00:00 | FINAL | | |
| Olympic Games 2020 Tokyo | 800m (Men) | 1:45.39 | 3 | POL | 2021-08-04 00:00:00 | FINAL | | |
| Olympic Games 2020 Tokyo | 800m (Men) | 1:44.60 | 1 | POL | 2021-08-01 00:00:00 | SF1 | | |
| Olympic Games 2020 Tokyo | 800m (Men) | 1:46.59 | 3 | POL | 2021-07-31 00:00:00 | H5 | | |