Y-Z Surnames
- Yandell, William Harrison, M. D.
- Yates, James Anderson, Prof.
- Yenawins, William Rollin
- Yoder, S. T.
- Yoe, Charles
- Yoe, W. T.
- Young, P. C., Hon.
- Yount, Oscar Maxel
- Zabel, Herman
- Zerzan, George F., M. D.
- Ziegler, Gottlob
- Zimmerman, Alvis Clayton
- Zimmerman, J. E.
- Zook, William R.