| Adventures of Huckleberry Finn | 1884 | Children's literature |
| The Adventures of Tom Sawyer | 1876 | Children's literature |
| The Prince and the Pauper | 1881 | Children's literature |
| A Connecticut Yankee in King Arthur's Court | 1889 | Alternate history |
| 1601 | 1880 | |
| The Mysterious Stranger | | Fiction |
| Mark Twain's Library of Humor | 1888 | |
| The Celebrated Jumping Frog of Calaveras County | 1865 | |
| King Leopold's Soliloquy | 1905 | |
| Captain Stormfield's Visit to Heaven | 1909 | |
| Roughing It | 1872 | Travel |
| What Is Man? | 1906 | |
| Tom Sawyer, Detective | 1896 | Detective fiction |
| The Gilded Age: A Tale of Today | 1873 | Novel |
| Letters from the Earth | | Fiction |
| Tom Sawyer Abroad | 1894 | Novel |
| Autobiography of Mark Twain | 2010 | Autobiography |
| Pudd'nhead Wilson | 1894 | Mystery |
| Sketches New and Old | 1875 | Fiction |
| Personal Recollections of Joan of Arc | 1896 | Fiction |
| How to Tell a Story and Other Essays | 1897 | |
| The Man That Corrupted Hadleyburg | 1899 | Fiction |
| Mark Twain's (Burlesque) Autobiography and First Romance | 1871 | |
| A Tramp Abroad | 1880 | Travel |
| Christian Science | 1907 | Reference |
| Following the Equator | 1897 | Fiction |
| Old Times on the Mississippi | | Autobiography |
| A Literary Nightmare | | |
| Advice to Little Girls | | |
| The Million Pound Bank Note | | |
| To the Person Sitting in Darkness | 1901 | |
| Eve's Diary | 1906 | Comedy |
| The £1,000,000 Bank Note and Other New Stories | 1893 | Short story |
| The Stolen White Elephant | 1882 | |
| Is Shakespeare Dead? | 1909 | Non-fiction |
| Luck | | |
| Is He Dead? | | |
| A Murder, a Mystery, and a Marriage | 1945 | |
| A Dog's Tale | 1904 | Short story |
| The American Claimant | 1892 | Alternate history |
| The Wit and Wisdom of Mark Twain | | |
| The Million Pound Bank Note | 2007 | Short story |
| Who Is Mark Twain? | 2009 | Essay |
| Can-Cans, Cats and Cities of Ash | 2007 | Adventure fiction |
| The Boys' Ambition from Life on the Mississippi | | |
| Legend of Sagenfeld | | |
| Letters | | |
| Life as I find it | | |
| Retold Classic Novel | | |
| A Cat - Tale | | |
| Europe and elsewhere | | |
| Historical romances | | |
| My dear bro | | |
| Prince And The Pauper | | |
| The writings of Mark Twain | | |
| Ah Sin | | |
| Decadencias del Arte de Mentir | | |
| Goldsmith's Friend Abroad Again | | |
| Man is the only animal that blushes ... or needs to | | |
| The Puffin Adventure Gift Set | | |
| The Man Who Corrupted Hadleyburg | | |
| The Mississippi pilot | | |
| Pozolochennyĭ vek | | |
| The science fiction of Mark Twain | | |
| Library of Classic Adventure Stories | | |
| Un Choix De Contes | | |
| Fireside conversation in 1601 at ye time of Queen Elizabeth | | |
| The autobiography of Mark Twain | | |
| Everyone's Mark Twain | | |
| Slovenly Peter (Struwwelpeter), or, Happy tales and funny pictures | | |
| Timing the Bicycle - Megszeliditem a Kerekpart | | |
| El yanqui en la corte del Rey Arturo | | |
| Alonzo Fitz and Other Stories | | |
| Selections from American humour | | |
| Spirited Yarns | | |
| Străinul misterios | | |
| Wilson, El Chiflado | | |
| The Devil's race-track | | |
| Gold miners & guttersnipes | | |
| Masters Library Mark Twain | | |
| Cuentos Con Humor | | |
| Letters Vol | | |
| Mughamarat = | | |
| Was It Heaven? Or Hell? | | |
| Le voyage des innocents | | |
| Republican letters | | |
| A treasury of Mark Twain | | |
| Twain: Collected Tales, Sketches, Speeches, and Essays | | |
| The comic Mark Twain reader | | |
| The joy of printing | | |
| Mainly the truth | | |
| How To Tell A Story | | |
| Tales, speeches, essays, and sketches | | |
| Le meurtre de Jules César en fait divers et autres contes | | |
| No. 44, tainstvennyĭ neznakomet︠s︡ | | |
| The favorite works of Mark Twain | | |
| Some Rambling Notes of an Idle Excursion | | |
| Death-disk | | |
| einfach lesen. Tom Sawyer. Aufgaben und Übungen. Ein Leseprojekt zu dem gleichnamigen Roman | | |
| A Few Cents Worth | | |