Mezue ahịrịokwu na-esonụ: Marcelina Klaudia Witek (amụrụ na 2 June 1995) bụ onye Poland na-agba ọsọ na egwuregwu egwuregwu nke na-asọ mpi na javelin. Ihe kacha mma ya bụ 66.53 m, setịpụrụ na 2018. Ọ nọchitere anya obodo ya na asọmpi Iko Mbaụwa nke afọ 2017 n'enwetaghị ọkwa maka asọmpi ikpeazụ. Na mgbakwunye, o ritere ọla nchara na asọmpi
2017 European U23 Championship na ọla edo na 2017 Summer Universiade.