| 100% | CLEMENS | 7 | Samuel Langhorne —, author who used pen name Mark Twain |
| 49% | STEPHENKING | 11 | Author who sometimes uses the pen name Richard Bachman |
| 46% | CLEMENS | 7 | Samuel Langhorne ___ (Mark Twain's real name) |
| 41% | MARKTWAIN | 9 | Pen name of Samuel Langhorne Clemens |
| 38% | MUNRO | 5 | H H —, British writer who used the pen name Saki |
| 36% | DRSEUSS | 7 | Author who originally intended his pen name to rhyme with "voice," though Americans pronounced it differently |
| 35% | MARKTWAIN | 9 | Pen name of Samuel Clemens who is famous for his book "The Adventures of Tom Sawyer": 2 wds. |
| 34% | KARENBLIXEN | 11 | Danish author who wrote 17-Across and 30-Across under the pen name Isak Dinesen (2 wds.) |
| 34% | WRITERS | 7 | People who use pens |
| 33% | DRSEUSS | 7 | Prolific children's writer and illustrator who used his real middle name as part of his pen name (2 wds.) |
| 32% | SAMUEL | 6 | Real first name of author Mark Twain |
| 32% | NEE | 3 | "... who used to be named ..." |
| 31% | BOZ | 3 | Pen name used by 18-/41-Across |
| 31% | EVAN | 4 | Author Hunter who wrote under the pen name Ed McBain |
| 31% | PETERROGET | 10 | Best-selling author who used an awful lot of commas |
| 31% | GRISHAM | 7 | Author who penned The Firm and The Client |
| 30% | MARIOPUZO | 9 | American author who penned The Godfather |
| 30% | GEORGEELIOT | 11 | Pen name of the female author of "Silas Marner" |
| 30% | ELLISBELL | 9 | Pen name of the female author of "Wuthering Heights" |
| 30% | GHOSTWRITER | 11 | Author who'll never make a name for himself |
| 30% | KAPLAN | 6 | "Mr. Clemens and Mark Twain" author Justin |
| 30% | DEPLUME | 7 | Nom __; pen name used by a writer |
| 30% | ISAKDINESEN | 11 | Pen name of the author of 19-Across: 2 wds. |
| 30% | ANDYSTACK | 9 | Pen name of the female author of True Detective stories |
| 30% | ISAKDINESEN | 11 | Pen name of the female author of "Out of Africa" |
| 29% | HERRIOT | 7 | James __; pen name of vet author Alf Wight |
| 29% | NAME | 4 | Pen ___ (alias used by an author) |
| 29% | TWAIN | 5 | Author Mark, who created Tom Sawyer |
| 29% | MARKTWAIN | 9 | Pen name of the American writer born Samuel Clemens: 2 wds. |
| 29% | ISHEDEAD | 8 | Mark Twain farce about a painter who fakes his own demise |