| W. K. S. | William Kirby Sullivan, Ph.D., D.Sc.- President of Queen's College, Cork, 1873–1890. Author of Celtic Studies; &c.
|  | Clan. |
| W. L. R. C. | William Liest Readwin Cates, (1821–1895).- Editor of Dictionary of General Biography. Author of A History of England from the Death of Edward the Confessor to the Death of King John; &c. Part author of Encyclopaedia of Chronology.
|  | Chronology (in part). |
| W. M. R. | William Michael Rossetti.- See the biographical article: Rossetti, D. G.
|  | Cimabue;
Claude of Lorraine. |
| W. N. | Walter Nernst, Ph.D.- Professor of Physical Chemistry in the University of Berlin. Director of the Physico-Chemical Institute in the University. Member of the Royal Prussian Academy of Science. Author of Theoretische Chemie; &c.
| | Chemical Action. |
| W. O. B. | Ven. Winfrid Oldfield Burrows, M.A.- Archdeacon of Birmingham. Tutor of Christ Church, Oxford, 1884–1891, and Principal of Leeds Clergy School, 1891–1900.
| | Confession: Religion; Confirmation. |
| W. R. S.* | William Roy Smith, M.A., Ph.D.- Associate Professor of History, Bryn Mawr College, Pennsylvania. Author of Sectionalism in Pennsylvania during the Revolution; &c.
| | Compromise Measures of 1850. |
| W. R. S. | William Robertson Smith, LL.D.- See the biographical article: Smith, W. R.
| | Chronicles, Books of (in part). |
| W. W. F.* | William Warde Fowler, M.A.- Fellow of Lincoln College, Oxford. Sub-Rector, 1881–1904. Gifford Lecturer, Edinburgh University, 1908. Author of The City-State of the Greeks and Romans; The Roman Festivals of the Republican Period; &c.
| | Club: Greek and Roman. |
| W. W. R.* | William Walker Rockwell, Lic.Theol.- Assistant Professor of Church History, Union Theological Seminary, New York. Author of Die Doppelehe des Landgrafen Philipp von Hessen.
| | Clement III., IV., V. |
