| Ibini, Matilda (1) | Ibrahim, Sami (2) | Ibsen, Henrik (29) |
| Iconis, Joe (2) | Idaszak, Kristin (1) | Idle, Eric (7) |
| Ierley, Merritt (1) | II, Dennis A. Allen (2) | III, David Barr (2) |
| Iizuka, Naomi (2) | Ikoko, Theresa (1) | Ingber, David (1) |
| Inge, William (1) | Inman, Robert (6) | Intrabartolo, Damon (1) |
| Ionesco, Eugene (9) | Iredale, Jane (1) | Ireland, Vicky (7) |
| Irvine, Dougal (2) | Irving, Washington (4) | Irwin, Will (1) |
| Isherwood, Christopher (3) | Ives, David (3) | |