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.
| John Carpenter Actor, Composer | 2 productions |
| John Clay III Actor | 2 productions |
| John Curless Composer | 2 productions |
| John Dexter Director | 2 shows |
| John Drea Actor | 2 productions |
| John Du Prez Composer | 2 shows |
| John E. Hazzard Composer | 2 productions |
| John Ellison Conlee Actor | 2 productions |
| John Guare Book Writer, Lyricist | 2 shows |
| John Heawood Choreographer | 2 shows |
| John Hundley Actor | 2 productions |
| John Jr. Gallagher Composer | 2 shows |
| John Ortiz Actor | 2 productions |
| John Payne Actor | 2 productions |
| John Philip Sousa Composer | 2 shows |
| John Price Jones Actor | 2 productions |
| John Reardon Actor | 2 productions |
| John Remme Composer | 2 productions |
| John Riddle Actor | 2 productions |
| John Selya Actor | 2 productions |
| John T. Murray Actor | 2 productions |
| John Tartaglia Actor | 2 productions |
| John Tiffany Director | 2 shows |
| John Travolta Actor | 2 productions |
| Johnny Desmond Actor | 2 productions |
| Johnny Green Composer | 2 shows |
| Johnny Johnston Actor | 2 productions |
| Jon Jon Briones Actor | 2 productions |
| Jon Marshall Sharp Composer | 2 productions |
| Jonathan Cake Actor | 2 productions |
| Jonathan Larson Book Writer, Composer, Lyricist | 2 shows |
| Jonathan Pryce Actor | 2 productions |
| Jonelle Allen Actor | 2 productions |
| Jose Limon Actor, Choreographer | 2 productions |
| Jose Ruben Actor, Director | 2 productions |
| Joseph Anthony Director | 2 productions |
| Joseph Cassidy Actor | 2 productions |
| Joseph Herbert Book Writer, Lyricist | 2 productions |
| Joseph McCarthy Lyricist | 2 shows |
| Joseph Meyer Composer | 2 productions |
| Joseph Papp Director | 2 shows |
| Joseph W. Herbert Director | 2 productions |
| Josh Breckenridge Actor | 2 productions |
| Josh Gad Actor | 2 productions |
| Josh Prince Choreographer | 2 shows |
| Josh Young Actor | 2 productions |
| Joshua Bergasse Choreographer | 2 shows |
| Joy Huerta Composer, Lyricist | 2 shows |
| Joyce Barbour Actor | 2 productions |
| Joyce Grenfell Book Writer, Lyricist | 2 shows |
| Joyce L. Foss Actor | 2 productions |
| Joyce Trisler Choreographer | 2 shows |
| Juki Arkin Actor | 2 productions |
| Jules Dassin Director | 2 shows |
| Julian Fellowes Book Writer | 2 shows |
| Julian More Book Writer, Lyricist | 2 shows |
| Julie Oshins Composer | 2 productions |
| Julie Taymor Book Writer, Director | 2 shows |
| Julie Warren Actor | 2 productions |
| June Angela Actor | 2 productions |