| Song Title | Source | Composer(s) |
| I Couldn't Sleep a Wink Last Night | Higher and Higher
| McHugh |
| I Cried | Taffetas, The
| various |
| I Cried for You | Babes in Arms
| Rodgers |
| I Cried For You | Lady Sings the Blues
| various |
| I Cried for You | Bathing Beauty
| various |
| I Cried For You | Somebody Loves Me
| Livingston, Role Music + Evans |
| I Cried for You | Mickey And Judy Show, The
| various |
| I Cried For You | Love Me Or Leave Me
| various |
| I Cry Alone | Lizzie Borden
| McGovern |
| I Cry Sometimes | King of the Whole Damn World!
| Larimer |
| I Curse You Mister | Color Purple, The
| Russell, Willis, Bray |
| I Danced with a Man | Mitford Girls, The
| Greenwell |
| I Dared Not Speak | Fall Of The House Of Usher, The
| Hammill |
| I Delight in the Sight of My Lydia | Kittiwake Island
| Wilder |
| I Depend on You | Onward Victoria
| Herrmann |
| I Did It | Cotton Patch Gospel
| Chapin |
| I Didn't Know About You | Play On!
| Ellington |
| I Didn't Know What Time It Was | Too Many Girls
| Rodgers |
| I Didn’t See Alvin | Story of My Life, The
| Bartram |
| I Dig | Hair
| MacDermot |
| I Do Believe | Cats Don't Dance
| Newman |
| I Do Counsel That Your Playtime | Merrie England
| German |
| I Do Like You |
| |
| I Do Like You | Funny Thing Happened On The Way To The Forum, A
| Sondheim |
| I Do Miracles | Kiss of the Spider Woman
| Kander |
| I Do Not Know a Day I Did Not Love You | Two by Two
| Rodgers |
| I Do Not Know A Day I Did Not Love You (Reprise) | Two by Two
| Rodgers |
| I Do Not Love You | Good Old Bad Old Days, The
| Bricusse |
| I Do Not Love You Isabella | Heathcliff
| Farrar |
| I Do! I Do! | I Do! I Do!
| Schmidt |
| I Do! I Do! |
| |
| I Do, I Do In The Sky | Drowsy Chaperone, The
| Lambert, Morrison |
| I Do, I Do, I Do, I Do, I Do | Mamma Mia!
| Andersson, Ulvaeus |
| I Don't Believe | Nostradamus
| Kotzev |
| I Don't Believe a Word of It | Half a Sixpence
| Heneker |
| I Don't Believe in Heroes Anymore | Three Guys Naked from the Waist Down
| Rupert |
| I Don't Believe in You | Whisper House
| Sheik |
| I Don't Believe It | Starting Here, Starting Now
| Shire |
| I Don't Care | Touch
| Crozier, Long |
| I Don't Care | In the Good Old Summertime
| various |
| I Don't Care | Tintypes
| various |
| I Don't Care If the Sun Don't Shine | Are You Lonesome Tonight?
| various |
| I Don't Care Much | Cabaret
| Kander |
| I Don't Dance | High School Musical 2
| Gerrard, Quinn, Lawrence, Greenberg, Huston, Dodd, Watts, James, Armato |
| I Don't Do That Anymore | Elegies for Angels, Punks, and Raging Queens
| Hood |
| I Don't Feel At Home On The Bowery No More | Woody Guthrie's American Song
| Guthrie |
| I Don't Have to Dream Again | Colleen
| Warren |
| I Don't Have to Hide Anymore | First Nudie Musical, The
| Kimmel |
| I Don't Have to Listen To You | Romancin' the One I Love
| Briggs, West |
| I Don't Hear the Ocean | Marie Christine
| LaChiusa |