<prompt> Gisela Jacob née Gisela Arendt; 5 Mbudzi 1918 18 Kukadzi 1969 aive mutambi wekushambira wechiGerman uyo akahwina menduru nhatu pa1934 European Aquatics Championships  <response>: uye menduru mbiri kumaOlympics eZhizha a1936. Akakwikwidzawo kumaOlympics a1952 uye akapedza ari wechinomwe mu4 × 100 m freestyle relay. 