| 100% | BUCHAN | 6 | John —, author of 1915 novel The Thirty-Nine Steps |
| 91% | JOHNBUCHAN | 10 | Author of 1915 novel The Thirty-Nine Steps |
| 60% | HANNAY | 6 | Richard —, hero of John Buchan novels The Thirty-Nine Steps and Greenmantle |
| 50% | BRAINE | 6 | John —, author of 1957 novel Room at the Top |
| 50% | GALSWORTHY | 10 | John —, author of novel series The Forsyte Saga |
| 50% | FOWLES | 6 | John —, author of the 1977 novel Daniel Martin |
| 50% | GRISHAM | 7 | John —, author of novels The Broker and The Brethren |
| 49% | CREASEY | 7 | John —, author of novels Go Away Death and The Executioners |
| 49% | JAMESMICHENER | 13 | Author of the novels whose titles are the starts of nine answers in this puzzle |
| 49% | WYNDHAM | 7 | John —, author of novels Chocky and The Day of the Triffids |
| 49% | CHEEVER | 7 | John —, author of novels The Wapshot Chronicle and The Wapshot Scandal |
| 49% | MORTIMER | 8 | John —, author of novels Paradise Postponed and The Sound of Trumpets |
| 49% | LAHR | 4 | John —, author of novels The Autograph Hound and Hot to Trot |
| 48% | STERNE | 6 | Laurence —, author of nine-volume novel The Life and Opinions of Tristram Shandy, Gentleman |
| 48% | RECTOR | 6 | John —, author of the novels Out of the Black and Already Gone |
| 48% | LAHR | 4 | John —, author of the novels The Autograph Hound and Hot to Trot |
| 48% | BARTH | 5 | John —, author of novels The Sot-Weed Factor and Giles Goat-Boy |
| 47% | BARTH | 5 | John —, author of the novels The Sot-Weed Factor and Giles Goat-Boy |
| 46% | AYNRAND | 7 | Author of 1943 novel The Fountainhead |
| 46% | HANNAY | 6 | Focal character of Buchan's The Thirty-Nine Steps |
| 46% | WALTERBESANT | 12 | Author of 1896 novel The Master Craftsman |
| 45% | LIANEMORIARTY | 13 | Author of the novels "Nine Perfect Strangers" and 47-Across: 2 wds. |
| 45% | CARR | 4 | John Dickson —, author of 1935 mystery novel The Hollow Man |
| 45% | HERMANWOUK | 10 | Author of 1971 novel The Winds of War |
| 45% | WRATH | 5 | "The Grapes of ___," novel by American author John Steinbeck based on the struggles of migrant farmworkers |
| 45% | CARR | 4 | John Dickson —, author of the 1935 mystery novel The Hollow Man |
| 45% | CASE | 4 | John —, author of the novels The First Horseman and The Genesis Code; pseudonym of Jim and Carolyn Hougan |
| 44% | TROLLOPE | 8 | Author of the Barsetshire novels |
| 44% | MARIOPUZO | 9 | Author of the Godfather novels |