| Lipińska, Danuta | Danuta Lipińska | Actor | 1958 | 1 | |
| Leraus, V. | V. Leraus | Actor | 1944 | 1 | |
| Lukásová, M. | Marie Lukásová (M. Lukásová) | Actor | 1928 | 1 | |
| Langella, Aaron | Aaron Langella | Actor | 1993 | 2 | |
| Leah, Tony | Tony Leah | Costume Designer, Designer | 1963 | 2 | |
| Lacina, František | František Lacina | Director | 1902 - 1936 | 2 | |
| Lion, Leon M. | Leon M. Lion | Actor, Director | 1911 - 1936 | 7 | |
| Lipinski, Theresa | Theresa Lipinski | Actor | 2003 | 1 | |
| Liebhauser, Robert J. | Robert J. Liebhauser | Costume Designer, Director | 1993 - 1997 | 3 | |
| Lawrence, Atkins | Atkins Lawrence | Actor | 1889 - 1890 | 4 | |
| Landau, Dr. | - Landau (Dr. Landau) | Actor | 1912 | 1 | |
| Lundeberg, Karl Fredrik | Karl Fredrik Lundeberg | Composer | 2004 | 1 | |
| Le Gallienne, Eva | Eva Le Gallienne | Actor, Adaptation, Director, Translator | 1925 - 2013 | 77 | |
| Lindquist, Frank | Frank Lindquist | Composer | 1988 | 1 | |
| Lorca, Marcela Kingman | Marcela Kingman Lorca | Choreographer | 1993 - 1996 | 2 | |
| Lindström, Emma | Emma Lindström | Actor | 1876 - 1886 | 8 | |
| Lira, José Israel | José Israel Lira | Actor | 1985 | 1 | |
| Lindén, Mikaela | Mikaela Lindén | Actor | 2002 - 2005 | 3 | |
| Lehmkühler, Sabine | Sabine Lehmkühler | Actor | 1998 | 1 | |
| Lömker, Felicitas | Felicitas Lömker | Actor | 1998 | 1 | |
| Leppänen, Helmi | Helmi Leppänen | Actor | 2002 | 1 | |
| Lutaka, Kuća | Kuća Lutaka | | | | |
| Lück, Heinz Gerhard | Heinz Gerhard Lück | Actor | 1971 | 1 | |
| Laizāns, Normunds | Normunds Laizāns | Actor | 2005 - 2008 | 5 | |
| Lütgens, Rolf Rudolf | Rolf Rudolf Lütgens | Actor | 1970 - 2010 | 7 | |
| Lobo, D.J. | D. J. Lobo (D.J. Lobo) | Actor | 1908 - 1918 | 4 | |
| Levy, Ludovica | Ludovica Levy | Actor, Director | 1891 - 1909 | 17 | |
| Lindberg, Pernille | Pernille Lindberg | Actor | 1991 | 1 | |
| Livingstone, Alice | Alice Livingstone | Actor | 2002 | 1 | |
| Lawrence, Torrey | Torrey Lawrence | Actor | 2001 | 1 | |
| Larsen, Harry | Harry Larsen | Actor | 1904 - 1906 | 3 | |
| Large, Norman A. | Norman A. Large | Actor | 1982 | 1 | |
| Lurie, Carol | Carol Lurie | Actor | 1982 | 1 | |
| Lizia, - | - Lizia | Actor | 1887 | 1 | |
| Lewis, Tamara | Tamara Lewis | Actor | 1976 | 1 | |
| Lérand, - | - Lérand | Actor | 1894 | 1 | |
| Leuba, - | - Leuba | Actor | 1894 | 1 | |
| Leigh, Alice | Alice Leigh | Actor | 1894 | 1 | |
| Lund, Torill | Torill Lund | Lighting Designer | 1995 - 2006 | 2 | |
| Loewit, Ken | Ken Loewit | Lighting Designer | 2000 | 1 | |
| Leigh, Nathan | Nathan Leigh | Sound Designer | 2005 | 1 | |
| Levy, Keith | Keith Levy | Producer | 2000 | 1 | |
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