KA
Kacper Antczak
POLMenBirth dateMar 9, 2007
Height-
Weight-
Kacper Antczak is a Poland sprinter, born on March 9, 2007. He competes primarily in the 400m, 400mH and 60m.
His personal bests include 49.94 in the 400m, 52.90 in the 400mH, 7.33 in the 60m, 50.97 in the 400m-short-track and 35.94 in the 300m. He is currently active on the international athletics circuit, representing Poland.
Key facts
400 m hurdles
52.90
Age
19 years old
As of Sep 14, 2026: 400 m hurdles 52.90, 2026 season best 53.75 (May 30, 2026, Centralny Ośrodek Sportu, Spala (POL)) · Last competition: Polish Championships, Jul 24, 2026, 55.91 · 19 years old
PB
Personal bests
49.94
52.90
7.33
50.97
35.94
35.94
1:23.94
57.65