| Author | Titles | | 1.
| Williams, Albert Rhys | 1 | | 2.
| Williams, Alun | 1 | | 3.
| Williams, Benjamin Samuel, 1822-1890 | 1 | | 4.
| Williams, Brian | 1 | | 5.
| Williams, C. K., 1936-2015 | 1 | | 6.
| Williams, Carol | 1 | | 7.
| Williams, Catriona | 1 | | 8.
| Williams, Charles Kenneth, 1936-2015 | 0 | | 9.
| Author is: Williams, C. K., 1936-2015 | 1 | | 10.
| Williams, Chris | 1 | | 11.
| Williams, Christopher, 1956- | 4 |
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