Mezue ahịrịokwu na-esonụ: Na asọmpi 800 m Gleichfeld bịara nke ise n'egwuregwu Olympic na 1960 na 1964; o meriri ọla nchara na 1966 European Championship. O nwetakwara ihe nrite atọ na Universiade; ọlaedo na
1961 na ọlaọcha n'afọ 1963 na 1965. Na 1969 European Championship ọ meriri ọla nchara na 4 × 400 m relay, ya na ndị otu ya Christa Czekay, Inge Eckhoff na Christel Frese.