The 32-year-old claimed a podium spot after beating Elnura Mammadova of Azerbaijan on Thursday.
France's Tatiana Debien also earned a bronze medal after defeating German Annika Wendle, Poland's PAP news agency reported.
Romania's Andrea Beatrice Ana grabbed the gold, while Hungary's Erika Bognar took the silver.
Krawczyk's bronze marked Poland's second medal at the championships, after Sebastian Jezierzański took the bronze in the men’s 86 kg freestyle a day earlier.
(gs)
Source: IAR, PAP