Family: Lieutenant-Colonel Frederick Gustavus Montgomery / (F22841)
m. Never Married-
Male
Lieutenant-Colonel Frederick Gustavus Montgomery
Birth 23 Oct 1761 Östergötland, Sweden 
Death 16 Jan 1815 Östergötland, Sweden Burial Marriage Never Married [1] Father David Christopher Montgomery, Sr | F19547 Group Sheet Mother Ebba Christina Holst | F19547 Group Sheet
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Sources - [S2901] MBWG, Montgomery Benchmark Working Group, Verification of the Ancestry of Sven Jacob Montgomery, (Name: Lulu; Date: 2012;), Tab 02 Pages 048-049 Montgomery, David Christopher (1724-1783).
Book written by committe to describe the DNA history of the 1st Earl of Eglinton and this Swedish descendants
- [S2901] MBWG, Montgomery Benchmark Working Group, Verification of the Ancestry of Sven Jacob Montgomery, (Name: Lulu; Date: 2012;), Tab 02 Pages 048-049 Montgomery, David Christopher (1724-1783).