Matěj Krsek

Matěj Krsek (born 13 May 2000) is a Czech sprinter specialising in the 400 metres. He was a bronze medalist in the 4 × 400 metres mixed relay at the 2023 World Athletics Championships in Budapest. Ever since 2020, he has been the national champion in the 400 metres, earning the title four times consecutively.

Biography Krsek was born on 13 May 2000 in Prague, Czech Republic.

Career 2015–2016 Krsek made his international debut at the 2015 European Youth Olympic Festival in Tbilisi, Georgia. He finished in second place and won the silver medal in the 200 metres. The following year, he would return to Tbilisi for the 2016 European U18 Championships where he finished in seventh place in the 200 metres again.

2021–2022 He was an unused member of the Czech relay team at the delayed 2020 Olympic Games in Tokyo in 2021. The following year, he lowered his 400 m personal best to 45.55 seconds to win the Czech national title.

2023 In March 2023, he finished fifth in the final of the 400 metres at the 2023 European Athletics Indoor Championships in Istanbul.

He was part of the Czech team that won the bronze medal in the 4 × 400 metres mixed relay at the 2023 World Athletics Championships in Budapest in a new national record time of 3:11.98.

2024 Selected for the 2024 World Athletics Indoor Championships in Glasgow, he reached the final of the men's 400 meters where he finished in sixth place. He ran as part of the Czech relay team at the 2024 World Relays Championships in Nassau, Bahamas. He competed at the 2024 Summer Olympics over 400 metres in August 2024.

2025-present He was selected for the 2025 European Athletics Indoor Championships in Appeldoorn. He was selected for the 2025 World Athletics Indoor Championships in Nanjing in March 2025.

He was selected for the 400 metres at the 2025 European Athletics Team Championships in Madrid in June 2025, running 46.01 seconds to finish twelfth in the first division.

In August 2026, he competed in the men's 4 × 400 metres relay at the 2026 European Athletics Championships in Birmingham, England.

Achievements Information from his World Athletics profile unless otherwise noted.

Personal bests 200 metres — 20.94 (Kladno 2020) 200 metres indoor – 21.54 (Leipzig 2019) 300 metres — 32.89 (Turnov 2022) 300 metres indoor — (Prague 2023) 400 metres — 45.53 (Paris 2024) 400 metres indoor – 46.03 (Istanbul 2023)

International competitions

National titles Czech Athletics Championships (4) 400 metres: 2020, 2021, 2022, 2023 Czech Indoor Athletics Championships 400 metres: 2023