| Song Title | Source | Composer(s) |
| I Belong Here | Grand Tour, The
| Herman |
| I Belong to the Earth | Wuthering Heights
| Taylor |
| I Blame God | Chippy
| various |
| I Bring a Love Song | Viennese Nights
| Romberg |
| I Bring Him Seashells | Shelter
| Ford |
| I Bring You Good Tidings | Littlest Angel, The
| O'Kun |
| I Built a Fairy Palace in the Sky | Chu Chin Chow
| Norton |
| I Cain't Say No | Oklahoma!
| Rodgers |
| I Call It Love | Alfie
| Cameron |
| I Call Myself Pip | Great Expectations
| Read |
| I Call the Tune | Mardi Gras
| Blaikley, Howard |
| I Came Home | Wait a Minim!
| Taylor |
| I Came Just As Soon As I Heard | Fame Becomes Me
| Shaiman |
| I Came to Learn | Rasputin: The Magic Reality Show
| Bitterman |
| I Came to Tan | Doonesbury
| Swados |
| I Can | Bajour
| Marks |
| I Can Always Find a Little Sunshine At the YMCA | Alexander's Ragtime Band
| Berlin |
| I Can Cook Too | On the Town
| Bernstein |
| I Can Count on You | I Can't Keep Running In Place
| Schottenfeld |
| I Can Dance |
| |
| I Can Do Better Than That | Last Five Years, The
| Brown |
| I Can Do That | Chorus Line, A
| Hamlisch |
| I Can Do Without You | Calamity Jane
| Fain |
| I Can Dream Can't I? | Irene
| Tierney |
| I Can Give You the Starlight | Dancing Years, The
| Novello |
| I Can Hardly Wait | American Tragedy, An
| Strouse |
| I Can Have It All | Doonesbury
| Swados |
| I Can Hear Music | Leader of the Pack
| Greenwich |
| I Can Hear My Heart | Carrie
| Gore |
| I Can Hear the Bells | Hairspray
| Shaiman |
| I Can Hear the Wolves | Dracul
| Warren |
| I Can Just Imagine It | Windy City
| Macaulay |
| I Can Live With That | I Love You, You're Perfect, Now Change
| Roberts |
| I Can Make It | Exchange
| Brandt, Knight, Lowery |
| I Can Make You a Man | Rocky Horror Show, The
| O'Brien |
| I Can Make You a Man (Reprise) | Rocky Horror Show, The
| O'Brien |
| I Can Never Go Home Again | Beehive
| various |
| I Can Never Win Back My Award |
| |
| I Can See a Town | Lola Montez
| Stannard |
| I Can See Her Now | Anastasia Affaire, The
| Forrest, Wright |
| I Can See Him Clearly | Tallulah
| Siegel |
| I Can See It | Fantasticks, The
| Schmidt |
| I Can See It (Reprise) | Fantasticks, The
| Schmidt |
| I Can See It All | Mardi Gras
| Blaikley, Howard |
| I Can See the Stars | Maggie
| Wild |
| I Can See You | Rich, Young and Pretty
| Brodsky |
| I Can See You Here | Inside Out
| Russ |
| I Can Show You a Thing or Two | Weird Romance
| Menken |
| I Can Show You a Thing or Two (Finale) | Weird Romance
| Menken |
| I Can Speak Espagnol | Rio Rita
| Tierney |