Encyclopedias, Almanacs, Transcripts, and Maps
- William Wickwane
- William Woodford
- Williamites
- Williams, Charles
- Williams, John Joseph
- Williams, Michael
- Williams, William
- Willibald of Eichstätt, St.
- Willibrord of Utrecht, St.
- Willigis of Mainz, St.
- Willmann, Otto
- Willner, Itamar
- Willowski, Jacob David ben Ze'ev
- Wills, Ethical
- Willson, Robert William
- Willstaetter, Richard
- Wilmart, André
- Wilmington, Diocese of
- Wilna, Jacob ben Benjamin Wolf
- Wilpert, Joseph