| Author of "The Longhorns" | 35 |
| Author of "The Lockwood Concern" | 42 |
| Author of "The Lionheads" | 35 |
| Author of "The Last Voyage" | 37 |
| Author of "The King Ranch" | 36 |
| Author of "The Journey to the East" | 45 |
| Author of "The Invisible Man" | 39 |
| Author of "The Inspector-General" | 43 |
| Author of "The Immoralist" | 36 |
| Author of "The Immigrants" | 36 |
| Author of "The Hundred Secret Senses" | 47 |
| Author of "The Hotel New Hampshire" | 45 |
| Author of "The Hospital" | 34 |
| Author of "The Hoosier Schoolmaster" | 46 |
| Author of "The Hollow Men" | 36 |
| Author of "The High and the Mighty" | 45 |
| Author of "The Happy Prince" | 38 |
| Author of "The Handmaid's Tale" | 45 |
| Author of "The Guns of Navarone" | 42 |
| Author of "The Grouchy Ladybug" | 41 |
| Author of "The Gremlins" and namesakes | 48 |
| Author of "The Greening of America" | 45 |
| Author of "The Green Man" | 35 |
| Author of "The Green Hat" | 35 |
| Author of "The Great Santini" | 39 |
| Author of "The Grass Harp" | 36 |
| Author of "The Gormenghast Trilogy" | 45 |
| Author of "The Good Companions" | 41 |
| Author of "The Gold-Bug" | 34 |
| Author of "The Gift of the Magi" | 42 |
| Author of "The Fourth K" | 34 |
| Author of "The Fountainhead" | 38 |
| Author of "The Fire Next Time" | 40 |
| Author of "The Fifth String" | 38 |
| Author of "The Female Eunuch" | 39 |
| Author of "The Far Pavilions" | 39 |
| Author of "The Fair God" | 34 |
| Author of "The Exorcist" | 34 |
| Author of "The Enormous Crocodile" | 44 |
| Author of "The Education of a Golfer" | 47 |
| Author of "The Dynasts" | 33 |
| Author of "The Dunciad" | 33 |
| Author of "The Dragons of Eden" | 41 |
| Author of "The Dollmaker" | 35 |
| Author of "The Divine Comedy" | 39 |
| Author of "The Devil's Dictionary" | 48 |
| Author of "The Deserted Village" | 42 |
| Author of "The Courage to Be Rich" | 44 |
| Author of "The Counterfeiters" | 40 |
| Author of "The Cossacks" | 34 |
| Author of "The Constant Nymph" | 40 |
| Author of "The College Widow" | 39 |
| Author of "The Cocktail Party" | 40 |
| Author of "The Cloister and the Hearth" | 49 |
| Author of "The Clan of the Cave Bear" | 47 |
| Author of "The Chronicles of Prydain" | 47 |
| Author of "The Cheat": 1941 | 37 |
| Author of "The Cat Who ..." mysteries | 47 |
| Author of "The Castel of Helth" | 41 |
| Author of "The Cask of Amontillado" | 45 |
| Author of "The Camera Never Blinks" | 45 |
| Author of "The Call of Cthulhu" | 41 |
| Author of "The Bronx Zoo" | 35 |
| Author of "The Boys of Summer" | 40 |
| Author of "The Black Prince" | 38 |
| Author of "The Black Cat" | 35 |
| Author of "The Bell Jar" | 34 |
| Author of "The Beggar's Opera" | 44 |
| Author of "The Augustan Ages" | 39 |
| Author of "The Audacity of Hope" | 42 |
| Author of "The Assault on Reason" | 43 |
| Author of "The Apostle" | 33 |
| Author of "The Amityville Horror" | 43 |
| Author of "The American" | 34 |
| Author of "The Alteration" | 36 |
| Author of "The Age of Reason" | 39 |
| Author of "The Affair" | 32 |
| Author of "Taras Bulba" | 33 |
| Author of "Syntactic Structures" | 42 |
| Author of "Swann's Way" | 37 |
| Author of "Strong Poison" | 35 |
| Author of "Strangers and Brothers" | 44 |
| Author of "Strait Is the Gate" | 40 |
| Author of "Steppenwolf" | 33 |
| Author of "State Fair" | 32 |
| Author of "Something Happened," 1974 | 46 |
| Author of "Sister Carrie" | 35 |
| Author of "Silent Night" | 34 |
| Author of "Saving Fish From Drowning" | 47 |
| Author of "Rosmersholm" | 33 |
| Author of "Rosemary's Baby" | 41 |
| Author of "Robinson Crusoe" | 37 |
| Author of "Reversible Errors" | 39 |
| Author of "Representative Men" | 40 |
| Author of "Reporting Live" | 36 |
| Author of "Quentin Durward" | 37 |
| Author of "Quality Street" | 36 |
| Author of "Pulling Your Own Strings" | 46 |
| Author of "Presumed Innocent" | 39 |
| Author of "Portrait of a President" | 45 |