| 100% | CAMELOT | 7 | Broadway musical based on the T.H. White novel "The Once and Future King" |
| 56% | CAMELOT | 7 | Musical based on a T. H. White novel |
| 56% | CAMELOT | 7 | Musical based on "The Once and Future King" |
| 52% | HALF | 4 | & 2D 1965 Broadway musical based on the novel Kipps by H G Wells |
| 51% | CAMELOT | 7 | Broadway musical about King Arthur based on a book by T.H. White |
| 48% | MANOFLAMANCHA | 13 | Broadway musical based on the Miguel de Cervantes novel "Don Quixote": 4 wds. |
| 47% | HADESTOWN | 9 | Broadway musical based on the myth of Orpheus and Eurydice |
| 47% | CABARET | 7 | Broadway musical based on the Christopher Isherwood novel "Goodbye to Berlin" |
| 47% | ONCE | 4 | "The ___ and Future King" (T.H. White Arthurian adventure novel) |
| 45% | WARPAINT | 8 | *2017 Broadway musical based on the rivalry between Elizabeth Arden and Helena Rubinstein |
| 41% | THEPHANTOMOF | 12 | Musical based on a French novel, "___ the Opera" is the longest-running show on Broadway: 3 wds. |
| 41% | WICKED | 6 | Broadway musical about the witches of Oz based on a novel by Gregory Maguire |
| 40% | GUYS | 4 | "___ and Dolls," musical based on Damon Runyon's short stories which was released during the Golden Age of Broadway |
| 40% | SIAM | 4 | "Anna and the King of ___" (title of the novel "The King and I" is based on) |
| 40% | FAIRLADY | 8 | Musical based on a novel by George Bernard Shaw, "My ___" was the longest-running Broadway show between 1956 - 1962: 2 wds. |
| 40% | LIONKING | 8 | Musical based on a Disney film, "The ___" is Broadway's third longest-running show and the highest grossing production: 2 wds. |
| 38% | CABARET | 7 | Broadway musical about a Berlin nightclub based on a play by John Van Druten and a novel by Christopher Isherwood |
| 37% | SPAMALOT | 8 | Musical based on "Monty Python and the Holy Grail" |
| 37% | ARTHUR | 6 | "The Once and Future King" king |
| 37% | THWHITE | 7 | "The Once and Future King" novelist |
| 37% | CAMELOT | 7 | "The Once and Future King" setting |
| 37% | MERLIN | 6 | "The Once and Future King" figure |
| 37% | CATS | 4 | 1982 Broadway musical based on a book of T.S. Eliot poems |
| 37% | CAROUSEL | 8 | 1945 Rodgers and Hammerstein Broadway musical based on Ferenc Molnar play Liliom |
| 36% | OLIVER | 6 | Broadway musical about an orphan based on a novel by Charles Dickens |
| 36% | SPAMALOT | 8 | 2005 Tony-winning musical based on the 1975 film "Monty Python and the Holy Grail" |
| 36% | SPAMALOT | 8 | Tony-winning musical based on "Monty Python and the Holy Grail" |
| 36% | WART | 4 | Arthur's nickname in "The Once and Future King" |
| 36% | RENT | 4 | Broadway musical loosely based on the opera "La Bohème" |
| 36% | ROUGE | 5 | "Moulin ___!" musical based on the eponymous film that is one of the highest-grossing Broadway musicals |