Dee ihe na-aga n'ihu maka paragraf a - Katharine "Kati" Jansen (12 Febụwarị 1934) bụ onye Germany na-egwu mmiri na-agba mmiri na-agba mmiri nke meriri ọla nchara na 1954 European Aquatics Championships
Ọ dị mma. Ọ gbara asọmpi na 1952 na 1956 Summer Olympics na 100 m na 4 × 100 m freestyle ihe omume ma mechaa nke anọ na relay na 1956.