Rubuta ci gaba don wannan sakin layi - An haife shi a Langenzenn a Bavaria, Dollinger ya bayyana a gasar Olympics ta Amsterdam a 1928 yana da shekaru goma sha bakwai kuma ya yi gasa a gasar Olympics ta farko na mata mita 800. A matsayinta na mai nasara a farkon zafin mita 800, lokacinta na minti 2:22.4 shine farkon rikodin wasannin Olympic don horo. Ta kai wasan karshe na gasar kuma ta gama ta bakwai yayin da tsohuwar 'yar kasar Lina Radke ta dauki zinare a cikin rikodin duniya. Ta inganta mafi kyawunta zuwa minti 2:17.5 a shekara mai zuwa, tana matsayi na farko a duniya a wannan shekarar. Ta shiga Wasannin Duniya na Mata na 1930
daga cikin wadanda aka fi so amma aka doke shi zuwa matsayi na biyu daga dan tseren Burtaniya Gladys Lunn. A Magdeburg a 1931 ta dace da lokacin rikodin duniya na Radke na minti 2:16.8, amma wannan ba a yarda da shi ba daga Ƙungiyar Ƙungiyar Ƙungiyar Ƙasa ta Duniya.