George Helbert Israel1 
- [S6448] Bram Sonneveld, “re: Oppenheimer Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 27 November 2012. Hereinafter cited as “re: Oppenheimer Family.”
Matilda Helbert Israel1 
Her married name became Symons.1
- [S6448] Bram Sonneveld, “re: Oppenheimer Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 27 November 2012. Hereinafter cited as “re: Oppenheimer Family.”
Aaron de Symons1 
- [S6448] Bram Sonneveld, “re: Oppenheimer Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 27 November 2012. Hereinafter cited as “re: Oppenheimer Family.”
Lionel Louis Helbert1
- [S6448] Bram Sonneveld, “re: Oppenheimer Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 27 November 2012. Hereinafter cited as “re: Oppenheimer Family.”
Ann Helbert1
- [S6448] Bram Sonneveld, “re: Oppenheimer Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 27 November 2012. Hereinafter cited as “re: Oppenheimer Family.”
Ebba von Keudell1 
Child of Ebba von Keudell and General Dr. Ferdinand Maria Johann Fridolin von Senger und Etterlin
- [S6448] Bram Sonneveld, “re: Oppenheimer Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 27 November 2012. Hereinafter cited as “re: Oppenheimer Family.”
Rudolf von Keudell1 
Child of Rudolf von Keudell
- Ebba von Keudell+1 b. 1923, d. 1993
- [S6448] Bram Sonneveld, “re: Oppenheimer Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 27 November 2012. Hereinafter cited as “re: Oppenheimer Family.”
Fridolin Ritter und Edler von Senger und Etterlin1 
He fought in the Second World War.1 He gained the rank of General in the German Army.1
Child of Fridolin Ritter und Edler von Senger und Etterlin and Hilda Margaretha von Kracht
- General Dr. Ferdinand Maria Johann Fridolin von Senger und Etterlin+1 b. 8 Jun 1923, d. 10 Jan 1987
- [S6448] Bram Sonneveld, “re: Oppenheimer Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 27 November 2012. Hereinafter cited as “re: Oppenheimer Family.”
Hilda Margaretha von Kracht1 
Child of Hilda Margaretha von Kracht and Fridolin Ritter und Edler von Senger und Etterlin
- General Dr. Ferdinand Maria Johann Fridolin von Senger und Etterlin+1 b. 8 Jun 1923, d. 10 Jan 1987
- [S6448] Bram Sonneveld, “re: Oppenheimer Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 27 November 2012. Hereinafter cited as “re: Oppenheimer Family.”
General Ernst Alexander von Kracht1 
Child of General Ernst Alexander von Kracht and Elsbeth Killisch-Horn
- Hilda Margaretha von Kracht+1 b. 1891, d. 1983
- [S6448] Bram Sonneveld, “re: Oppenheimer Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 27 November 2012. Hereinafter cited as “re: Oppenheimer Family.”
