Family: Hackmann, Gerhard Friedrich / Steinkamp, Maria Engel (F1550)
m. 17 Jun 1841-
Father | Male
Hackmann, Gerhard Friedrich
Born 1821 Died 1889 Buried Married 17 Jun 1841 [1, 2] Missouri, USA [1, 2] 
Father Hackmann, Johann Friedrich | F1707 Group Sheet Mother Tobrocke, Anna Marie | F1707 Group Sheet
Child 1 | Male
Hackmann, Friedrich Wilhelm
Born 18 Dec 1841 Missouri, USA Died Yes, date unknown Buried
Child 2 | Male
+ Hackmann, Johann Heinrich
Born 5 Sep 1843 Warren County, Missouri, USA Died 11 May 1920 New Boston, Warren County, Missouri, USA Buried Holstein, Warren County, Missouri, USA Spouse Büscher, Sophia Louise | F1549 Married 10 Mar 1865 Warren County, Missouri, USA
Child 3 | Male
Hackmann, Adolph Samuel
Born 7 May 1861 Warren County, Missouri, USA Died Yes, date unknown Buried
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Notes Married:
- Gerhard Friedrich and Marie Engel's marriage is recorded in the archives of the church at Femme Osage, St. Charles County, Missouri.
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Sources - [S35] Immanuels United Church of Christ, The History of Our Church, 1839-1989: One Hundred Fifty Years (Holstein, Missouri: Immanuels United Church of Christ, 1989), p. 336.
Family history entitled 'The Gerald Hackmann Family.' "Gerhard Frederick Hackmann married Maria Engel Steinkamp in 1841. She was born in 1820-1900 [sic]. They were loyal members of church. They had ten children." No place of marriage was explicitly mentioned. - [S118] St. Charles County Genealogical Society, Femme Osage United Church of Christ, Femme Osage, Missouri: Baptisms, Marriages, Burials (St. Charles, Missouri: St. Charles County Genealogical Society, no date), pages 31, 51.
Marriage record for "Gerhard Fr. Hakmann" of Warren County and "Engel Steinkamp." Married 17 June 1841.
- [S35] Immanuels United Church of Christ, The History of Our Church, 1839-1989: One Hundred Fifty Years (Holstein, Missouri: Immanuels United Church of Christ, 1989), p. 336.