| He wrote "The Sandbox" | 32 |
| He wrote "The Rosary in Rhyme" | 40 |
| He wrote "The Rock": 1934 | 35 |
| He wrote "The Razor's Edge" | 41 |
| He wrote "The Raven" | 30 |
| He wrote "The Raggedy Man" | 36 |
| He wrote "The Quare Fellow" | 37 |
| He wrote "The Psalm of Life" | 38 |
| He wrote "The Proper Bostonians" | 42 |
| He wrote "The Prisoner of Sex" | 40 |
| He wrote "The Postman Always Rings Twice" | 51 |
| He wrote "The People, Yes" | 36 |
| He wrote "The Party's Over" | 41 |
| He wrote "The Overcoat" | 33 |
| He wrote "The Over-Soul" | 34 |
| He wrote "The Orators": 1932 | 38 |
| He wrote "The only way to a woman's heart is along the path of torment" | 85 |
| He wrote "The Old Wives' Tale": 1595 | 50 |
| He wrote "The Old Town" | 33 |
| He wrote "The Old Devils" | 35 |
| He wrote "The New Art of Living" | 42 |
| He wrote "The Neverending Story" | 42 |
| He wrote "The Nazarene" | 33 |
| He wrote "The Native's Return": 1934 | 50 |
| He wrote "The Name of the Rose" | 41 |
| He wrote "The Naked God" | 34 |
| He wrote "The Mysterious Island" | 42 |
| He wrote "The Morning Watch": 1954 | 44 |
| He wrote "The Morning Watch": 1951 | 44 |
| He wrote "The Morning Watch" | 38 |
| He wrote "The Miser" | 30 |
| He wrote "The Mind of Primitive Man" | 46 |
| He wrote "The Merchant of Yonkers" | 44 |
| He wrote "The Master Builder" | 39 |
| He wrote "The Man Without a Country" | 46 |
| He wrote "The Man Who Mistook His Wife for a Hat" | 59 |
| He wrote "The Making of an American": 1901 | 52 |
| He wrote "The Making of an American" | 46 |
| He wrote "The Maids" | 30 |
| He wrote "The Magic Mountain" | 39 |
| He wrote "The Luck of Roaring Camp" | 45 |
| He wrote "The Loom of Years" | 38 |
| He wrote "The Lion and the Fox" | 41 |
| He wrote "The Left Bank" | 34 |
| He wrote "The Last Resorts" | 37 |
| He wrote "The Last Hurrah" | 36 |
| He wrote "The King Ranch" | 35 |
| He wrote "The Jungle" | 31 |
| He wrote "The Israelis" | 33 |
| He wrote "The Immoralist" | 35 |
| He wrote "The House of Fame" | 38 |
| He wrote "The Hour Glass" | 35 |
| He wrote "The Hound of Heaven" | 40 |
| He wrote "The Horse's Mouth" | 42 |
| He wrote "The Horse Knows the Way" | 44 |
| He wrote "The Hollow Men" | 35 |
| He wrote "The Hive" | 29 |
| He wrote "The Highwayman" | 35 |
| He wrote "The High and the Mighty" | 44 |
| He wrote "The heart has its reasons which reason knows nothing of" | 76 |
| He wrote "The Happy Valley": 1968 | 43 |
| He wrote "The Hairy Ape" | 34 |
| He wrote "The Gremlins" | 33 |
| He wrote "The Grass Harp" | 35 |
| He wrote "The Frogs" | 30 |
| He wrote "The Fire Next Time" | 39 |
| He wrote "The Fight" | 30 |
| He wrote "The Faerie Queene" | 38 |
| He wrote "The Dynasts" | 32 |
| He wrote "The Dunciad" | 32 |
| He wrote "The Dragons of Eden" | 40 |
| He wrote "The Dover Road" | 35 |
| He wrote "The Discovery of India" while in prison | 59 |
| He wrote "The Deserted Village" | 41 |
| He wrote "The Deer Park": 1955 | 40 |
| He wrote "The Dark Ages": 1904 | 40 |
| He wrote "The Crisis": 1714 | 37 |
| He wrote "The County Chairman" | 40 |
| He wrote "The Counterfeiters" | 39 |
| He wrote "The Count of Monte Cristo" | 46 |
| He wrote "The College Widow" | 38 |
| He wrote "The Cocktail Party" | 39 |
| He wrote "The Class" | 30 |
| He wrote "The Christian Hero": 1735 | 45 |
| He wrote "The Chosen" | 31 |
| He wrote "The Chocolate Soldier" | 42 |
| He wrote "The Cheats" | 31 |
| He wrote "The Case of the Lucky Legs" | 47 |
| He wrote "The Care of Time": 1981 | 43 |
| He wrote "The Bronx? No, thonx!" | 42 |
| He wrote "The Brave Bulls" | 36 |
| He wrote "The Bramine's Journal" | 46 |
| He wrote "The Book of Daniel" | 39 |
| He wrote "The Black Tulip" | 36 |
| He wrote "The Biglow Papers" | 38 |
| He wrote "The Big Knife" | 34 |
| He wrote "The Big Clock": 1946 | 40 |
| He wrote "The Bells" | 30 |
| He wrote "The Beggar's Opera" | 43 |
| He wrote "The Barrel Organ" | 37 |