- Abe Seiffer
- Abraham Seiffer
- Benjamin Seiffer
- Benjmain Seiffer
- Betsey Seiffer
- D. I. Seiffer
- D.I. Seiffer
- David I. Seiffer
- Esther Seiffer
- Eva Seiffer
- Frank Seiffer
- Hannah Seiffer
- Henrietta Seiffer
- Jacob Seiffer
- Leo B. Seiffer
- Miriam Seiffer
- Moses Seiffer
- Moses M. Seiffer
- Ricka Seiffer
- Rose Seiffer
- Tessie Seiffer
- Therese Seiffer