Authors from Wales | Books | ||
| Trezza Azzopardi | 5 | ||
| Mary Balogh | New Books | 137 | |
| Ron Berry | 5 | ||
| Rhidian Brook | New Books | 6 | |
| Eddie Butler | 5 | ||
| Catrin Dafydd | 2 | ||
| Fflur Dafydd | 2 | ||
| Andrew Davies | 3 | ||
| Anthony Dugmore | 1 | ||
| Margiad Evans | New Books | 10 | |
| Ruth Fitzgerald | 4 | ||
| Ken Follett | New Books | 49 | |
| Dick Francis | 69 | ||
| Ray French | 4 | ||
| Menna Gallie | 7 | ||
| Jean Gill | 18 | ||
| Iris Gower | 41 | ||
| Robert Graves | 138 | ||
| Richard Gwyn | 12 | ||
| Rhys Hughes | New Books | 54 | |
| Emyr Humphreys | 37 | ||
| Bill James | 71 | ||
| John James | 11 | ||
| Cynan Jones | New Books | 9 | |
| Lloyd Jones | 7 | ||
| Nerys Jones | 1 | ||
| Terry Jones | 40 | ||
| Hal Jons | 15 | ||
| Tyler Keevil | 7 | ||
| Bernard Knight | 31 | ||
| Gwyneth Lewis | 11 | ||
| Richard Llewellyn | 24 | ||
| Arthur Machen | 47 | ||
| Gwen Madoc | 9 | ||
| Catherine Merriman | 9 | ||
| Debbie Moon | 1 | ||
| Terry Nation | 4 | ||
| Molly Parkin | 17 | ||
| Lynette Rees | 19 | ||
| William Owen Roberts | 3 | ||
| Howard Spring | 24 | ||
| Mari Strachan | 2 | ||
| Showell Styles | 139 | ||
| Craig Thomas | 21 | ||
| Gwyn Thomas | 29 | ||
| Mike Thomas | 4 | ||
| W Jenkyn Thomas | 2 | ||
| Rachel Trezise | 7 | ||
| M J Trow | New Books | 87 | |
| Sarah Waters | 7 | ||
| Jon Manchip White | 34 |