
John Gerhard SIEFKER
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Name John Gerhard SIEFKER Birth 1853 Gender Male Death 1929 Person ID I202050 Thieman Last Modified 25 Aug 2025
Father Joseph Rudolph SIEFKER, Sr, b. 1811 d. 1863 (Age 52 years) Mother Maria Franciska FELDHAKE, b. 1818 d. 1888 (Age 70 years) Family ID F80297 Group Sheet | Family Chart
