7,133 people with a page here, the busiest first, counted by the productions and shows we hold for each. Another 24,181 people are named in cast lists and have no page yet.
| Henry Blossom Book Writer, Lyricist | 3 shows |
| Henry Krieger Composer | 3 shows |
| Herbert Coleman Actor | 3 productions |
| Herbert Ross Actor, Choreographer, Director | 3 productions |
| Hermione Gingold Actor | 3 productions |
| Hiram Sherman Actor, Director | 3 productions |
| Howard Keel Actor | 3 productions |
| Hubert Bland Actor | 3 productions |
| Ian Knauer Actor | 3 productions |
| Igors Gavon Actor | 3 productions |
| Inez Matthews Actor | 3 productions |
| Irving Berlin Actor, Book Writer, Composer, Lyricist | 3 productions |
| Irving Fisher Actor | 3 productions |
| J. Harrison Ghee Actor | 3 productions |
| J. Rosamond Johnson Actor | 3 productions |
| Jack Collins Actor | 3 productions |
| Jack Donohue Choreographer, Director | 3 shows |
| Jack Haley Actor | 3 productions |
| Jack Manning Actor | 3 productions |
| Jack Murphy Book Writer, Lyricist | 3 shows |
| Jack Noseworthy Actor | 3 productions |
| Jack Thompson Actor | 3 productions |
| Jack Weinstock Book Writer | 3 shows |
| Jack Weston Actor | 3 productions |
| Jacob Dickey Actor | 3 productions |
| James Brown III Actor | 3 productions |
| James Fuller Actor | 3 productions |
| James Kirby Actor | 3 productions |
| James Luisi Actor | 3 productions |
| James Naughton Actor | 3 productions |
| James Snyder Actor | 3 productions |
| James Starbuck Choreographer | 3 productions |
| Jamie Beth Chandler Actor | 3 productions |
| Jan Clayton Actor | 3 productions |
| Jan Horvath Actor | 3 productions |
| Jana Schneider Actor | 3 productions |
| Jane Carlyle Actor | 3 productions |
| Jane Kean Actor | 3 productions |
| Jane White Actor | 3 productions |
| Janet Dacal Actor | 3 productions |
| Jarrod Spector Actor | 3 productions |
| Jason Alexander Actor | 3 productions |
| Jason Forbach Actor | 3 productions |
| Jason Gotay Actor | 3 productions |
| Jason Moore Director | 3 shows |
| Jay Klaitz Actor | 3 productions |
| Jayden Theophile Actor | 3 productions |
| Jeanna de Waal Actor | 3 productions |
| Jed Prouty Actor | 3 productions |
| Jeff Blumenkrantz Actor | 3 productions |
| Jeff Whitty Book Writer | 3 shows |
| Jennie Harney-Fleming Actor | 3 productions |
| Jennifer Hudson Actor | 3 productions |
| Jennifer Naimo Actor | 3 productions |
| Jennifer Rias Choreographer | 3 productions |
| Jeremy Sams Book Writer, Director, Lyricist | 3 shows |
| Jerome Coopersmith Book Writer | 3 shows |
| Jerome Vivona Actor | 3 productions |
| Jerome Weidman Book Writer | 3 shows |
| Jessica Grové Actor | 3 productions |