| Author | Lived | Books in the catalogue |
|---|---|---|
| G. P. (George Payn) Quackenbos | 1826–1881 | 1 |
| William A. (William Alfred) Quayle | 1860–1925 | 1 |
| Eça de Queirós | 1845–1900 | 19 |
| C. H. B. (Charles Henry Bourne) Quennell | 1872–1935 | 1 |
| Peter Quennell | 1905–1993 | — |
| Antero de Quental | 1842–1891 | 4 |
| Herbert Quick | 1861–1925 | 3 |
| Lemuel Ely Quigg | 1863–1919 | 1 |
| Hugh Quigley | 1819–1883 | 1 |
| Arthur Quiller-Couch | 1863–1944 | 40 |
| Mabel Quiller-Couch | 1865–1924 | 4 |
| M. (Moses) Quinby | 1810–1875 | 1 |
| Josiah Quincy | 1772–1864 | 1 |
| Horacio Quiroga | 1878–1937 | 1 |