| Lennon, Kevin | Kevin Lennon | Actor | 2007 - 2010 | 9 | |
| Levick, Jemima | Jemima Levick | Director | 2010 | 1 | |
| Lowde, Alex | Alex Lowde | Costume Designer, Designer | 2010 - 2017 | 3 | |
| Löwenfeld, Max, | Max Löwenfeld | Actor | 1881 | 2 | |
| Leder, Frk., | Frk. Leder | Actor | 1902 | 2 | |
| Lansdale, Michael | Michael Lansdale | Lighting Designer | 1992 | 3 | |
| Leemann, Bertha, | Bertha Leemann | Actor | 1924 - 1928 | 1 | |
| Lumbye, Helle, | Helle Lumbye | Lighting Designer | 2002 | 1 | |
| Linoff, Ellinor, | Ellinor Linoff | Actor | 1978 - 1980 | 3 | |
| Lundgren, Martin, | Martin Lundgren | Actor | 1978 - 1980 | 3 | |
| Linder, Per Henrik, | Per Henrik Linder | Actor | 1978 - 1980 | 3 | |
| Laine, Sirke | Sirke Laine | Actor | 1995 | 1 | |
| Leinonen, Simo | Simo Leinonen | Lighting Designer | 1979 | 1 | |
| Lampi, Jussi, | Jussi Lampi | Actor | 1992 - 1994 | 2 | |
| Løksa, Guri, | Guri Løksa | Lighting Designer | 1994 | 1 | |
| Lazarenko, Margarita | Margarita Lazarenko | Actor | 2004 | 1 | |
| Lundblad, Silje, | Silje Lundblad | Actor | 2006 - 2013 | 7 | |
| Lane, Preston | Preston Lane | Adaptation, Director | 2004 - 2011 | 6 | |
| le Roux, Wynand | Wynand le Roux | Actor | 1985 | 1 | |
| Lehr, Michael K. | Michael K. Lehr | Lighting Designer | 1985 | 1 | |
| Loy, Frances | Frances Loy | Director | 2011 | 1 | |
| Löwer, Jörg | Jörg Löwer | Choreographer | 2002 | 1 | |
| Lord, Henrietta Frances, | Henrietta Frances Lord | Translator | 1885 - 2019 | 2 | |
| LaParl, Gary | Gary LaParl | Actor | 1984 | 1 | |
| Liedel, Patty | Patty Liedel | Actor | 1984 | 1 | |
| Lynch, Patrick | Patrick Lynch | Designer | 2011 | 1 | |
| Lynch, Timothy | Timothy Lynch | Actor | 2001 | 2 | |
| Lohkamp, Emil, | Emil Lohkamp | Actor | 1946 | 4 | |
| Leudesdorff, Ernst, | Ernst Leudesdorff | Actor | 1915 - 1922 | 11 | |
| Leumann, Aut, | Aut Leumann | Actor | 1922 | 1 | |
| Loege, Frk., | Frk. Loege | Actor | 1899 - 1904 | 4 | |
| Lindner-Orban, Lucy, | Lucy Lindner-Orban | Actor | 1889 - 1900 | 12 | |
| Larson, Erik | Erik Larson | Translator | 2010 - 2011 | 1 | |
| Lúcia, Galvão | Galvão Lúcia | Lighting Designer | 2009 | 1 | |
| Leahy, William | William Leahy | Actor | 1933 | 1 | |
| Lewis, Ethel | Ethel Lewis | Actor | 1917 | 1 | |
| Lopes, Ernani | Ernani Lopes | Actor | 1952 | 2 | |
| Landsberg, Dr. Ludwig, | Ludwig Landsberg (Dr. Ludwig Landsberg) | Actor | 1908 | 2 | |
| Lübeck, Reinhold, | Reinhold Lübeck | Actor, Director | 1889 - 1901 | 7 | |
| Laschinski, Gerda, | Gerda Laschinski | Choreographer | 1943 - 1944 | 3 | |
| Laten, Fausta | Fausta Laten | Composer | 2007 | 1 | |
| Lewis, Lola | Lola Lewis | Actor | 1932 | 1 | |
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