- Diffenderffer, Charles Hungerford Diffenderffer, UNUS4280.
- Diffenderffer, Charlotte Worthington Diffenderffer, UNUS4280b.
- Diffenderffer, Clara S. Diffenderffer, UNUS4279c.
- Diffenderffer, Nannie Diffenderffer, UNUS4279a.
- Diffenderffer, Sallie W. Diffenderffer, UNUS4279b.
- Diffenderffer, Virginia Diffenderffer, UNUS4280a.
- Diffenderffer, William Diffenderffer, UNUS4279.
