Vera Oppenheimer to Rebecca Oppitz - 1911 Census household returns
- Vera Oppenheimer
- Eugene Jacok Oppenhein
- Samuel Oppenhein
- Sigmond Oppenhein
- Lehmann James Oppenheiwer
- David Oppenhem
- Louis Oppenhinner
- August Opper
- Conrad Nicholas Opper
- Henry Opper
- Isaac Opper
- John Henry Opper
- Joseph Opper
- Lewis Opper
- August Gustave Opperman
- David Opperman
- Emma Elizabeth Opperman
- Florence Opperman
- Frances Opperman
- Frederick Opperman
- Frederick Opperman
- Henry Opperman
- Adolphe Frederick Oppermann
- Adolphus F Oppermann
- Anna Oppermann
- Annie Oppermann
- Carl Oppermann
- Charles George Oppermann
- Harriet Oppermann
- John Charles Oppermann
- John William Oppermann
- Mary Oppermann
- Otto Rudolf Oppermann
- Percival Oppermann
- William Alexandra Oppermann
- Withelmine Oppermann
- Emile Daniel Oppert
- Leon Oppert
- Carl Oppesmann
- Pauline Oppi
- Martha Ann Oppie
- Felix Oppington
- Eugen Oppitz
- Paul Oppitz
- Rebecca Oppitz