Justyna Karolczak
PolandActive- Born
- Oct 29, 1992 (34 years old)
- Events
- Marathon · Half Marathon
Justyna Karolczak is a Poland long-distance runner, born on October 29, 1992. She competes primarily in the Semi, Marathon and 10Kilometr.
Her personal bests include 1:18:17 in the Semi, 2:41:24 in the Marathon and 35:33 in the 10Kilometr. She is currently active on the international athletics circuit, representing Poland.
Personal best · Marathon2:41:24
2026 season best36:10Mar 8, 2026
Personal best · Half Marathon1:18:17
Last competitionRecordowa Dziesiatka, Tor regatowy Malta, PoznanMar 8, 2026 · 36:10
As of Nov 15, 2026: Marathon 2:41:24, Half Marathon 1:18:17, 2026 season best 36:10 (Mar 8, 2026) · Last competition: Recordowa Dziesiatka, Tor regatowy Malta, Poznan, Mar 8, 2026, 36:10 · 34 years old
Personal bests
WA points calculator →DisciplineResultAll-time
10KilometrPoznan 202535:33–
Progression
| Season | Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|---|
| 2026 | 10Kilometr | 36:10 | – | Mar 8, 2026 | Recordowa Dziesiatka, Tor regatowy Malta, Poznan |
| 2025 | 10Kilometr | 35:33 | – | Mar 16, 2025 | Recordowa Dziesiatka |
| 2025 | Marathon | 2:41:24 | – | Dec 7, 2025 | Maratón Valencia Trinidad Alfonso Zurich, Valencia |
| 2023 | Semi | 1:18:45 | – | Mar 26, 2023 | Nationale-Nederlanden Półmaraton Warszawski, Warszawa |
| 2022 | Semi | 1:18:17 | – | Apr 3, 2022 | Poznan (POL) |
| 2022 | Marathon | 2:46:57 | – | Apr 24, 2022 | Łódź (POL) |