532 directors with a page here, the busiest first, counted by the productions and shows we hold for each.
| John Kennedy Director | 1 productions |
| John van Druten Director | 1 shows |
| John-Michael Tebelak Book Writer, Director | 1 shows |
| Johnny Conrad Director | 1 shows |
| Jon Jory Book Writer, Director | 1 shows |
| Jonathan Hammond Director | 1 productions |
| Jonathan Kent Director | 1 shows |
| Jr. Choreography: Bob Fosse Director | 1 shows |
| Julian Mitchell Choreographer, Director | 1 productions |
| Julius Rudel Director | 1 shows |
| Justin Martin Director | 1 productions |
| Karima Karkori Director | 1 shows |
| Karl Genus Director | 1 shows |
| Kayla Lomas-Kirton Director | 1 shows |
| Knud Adams Director | 1 shows |
| Komisarjevsky Director | 1 shows |
| Kristin Hanggi Director | 1 shows |
| Laurier Lister Director | 1 shows |
| Lena Ashwell Director | 1 shows |
| Leon Daniels Actor, Director | 1 productions |
| Leonard Foglia Director | 1 shows |
| Leonard Sillman Actor, Choreographer, Director | 1 productions |
| Lew Kesler Composer, Director | 1 shows |
| Lewis Allen Director | 1 shows |
| Lewis Hopper Director | 1 shows |
| Lila Neugebauer Director | 1 shows |
| Lionel Ames Actor, Director | 1 productions |
| Lloyd Richards Director | 1 shows |
| Lou Saxon Actor, Director | 1 productions |
| Louis W. Scheeder Director | 1 shows |
| Marc Connelly Director | 1 productions |
| Marcia Milgrom Dodge Director | 1 shows |
| Maria Friedman Director | 1 productions |
| Mark Lamos Director | 1 productions |
| Mark Swan Book Writer, Director | 1 shows |
| Martin Scorsese Director | 1 shows |
| Marty Drake Actor, Director | 1 productions |
| Mary Forrest Director | 1 shows |
| Matt August Director | 1 shows |
| Matt Cowart Director | 1 shows |
| Maurice Levine Cast: David Kurlan Director | 1 shows |
| Max Freeman Director | 1 shows |
| Max Liebman Director | 1 shows |
| Max Reinhardt Director | 1 shows |
| Mel Shapiro Book Writer, Director | 1 shows |
| Mervyn LeRoy Director | 1 shows |
| Mervyn Nelson Director | 1 shows |
| Michael Arden Director | 1 productions |
| Michael Benthall Director | 1 shows |
| Michael Cacoyannis Director | 1 shows |
| Michael Grandage Director | 1 shows |
| Michael Samarie George Director | 1 shows |
| Michael Smuin Choreographer, Director | 1 productions |
| Mickey Katz Composer, Director, Lyricist | 1 shows |
| Moisés Kaufman Director | 1 shows |
| Monty Woolley Actor, Director | 1 productions |
| Morris Green Director | 1 shows |
| Mort Sahl Actor, Director | 1 productions |
| Morton Da Costa Director | 1 shows |
| Morton DaCosta Director | 1 shows |