Mezue ahịrịokwu na-esonụ: Petra Zahrl (amụrụ na Eprel 4, 1981) bụ onye Ọstrịa bụbu onye na-egwu mmiri, bụ onye ọkachamara na freestyle na butterfly. Kemgbe 2009, ọ na-ejide ndekọ Austrian anọ na freestyle na medley relays. O nwetakwara ọla nchara na 200 m butterfly (2:09.29) na
2000 European Short Course Swimming Championships na Valencia, Spain.