| Leskó, Róbert | Róbert Leskó | Actor | 1999 | 1 | 1 |
| Lacher, Shenja | Shenja Lacher | Actor | 2004 - 2016 | 8 | 1 |
| Lewis, Irene | Irene Lewis | Director | 1994 | 1 | 1 |
| Lázár, Margit | Margit Lázár | Actor | 1890 - 1891 | 3 | 1 |
| Lewington, Nadine | Nadine Lewington | Actor | 2011 | 1 | 1 |
| Lankester, Michael | Michael Lankester | Adaptation, Conductor | 1995 | 2 | 1 |
| Lehne, Freddie | Freddie Lehne | Actor | 1980 | 1 | 1 |
| Lloyd, Patricia, Cray | Patricia Cray Lloyd | Actor | 1980 | 1 | 1 |
| Lennartz, Monika | Monika Lennartz | Actor | 1980 - 1996 | 2 | 1 |
| Lebeau, Pierre | Pierre Lebeau | Actor | 1996 | 1 | 1 |
| Leena, Sofia, Ahmed | Sofia Ahmed Leena | Actor | 1996 | 1 | 1 |
| Le Prevost, Nicholas | Nicholas Le Prevost | Actor | 1996 - 2005 | 4 | 1 |
| Labeau, Christian | Christian Labeau | Actor | 1995 | 1 | 1 |
| LeBow, Will | Will LeBow | Actor | 1996 - 1999 | 2 | 1 |
| Latchinian, Sewan | Sewan Latchinian | Director | 1995 - 2015 | 7 | 1 |
| Lerena, Dumas | Dumas Lerena | Actor, Director | 1997 - 2001 | 3 | 1 |
| Levin, Mona | Mona Levin | Actor | 1968 | 1 | 1 |
| Larsson, Stellan | Stellan Larsson | Adaptation, Dramaturg, Translator | 2004 - 2014 | 4 | 1 |
| Laine, Edvin | Edvin Laine | Actor, Director | 1955 - 1967 | 3 | 1 |
| Lloyd, James | James Lloyd | Actor | 1966 | 1 | 1 |
| Langley, Noel | Noel Langley | Adaptation, Translator | 1961 - 1981 | 3 | 1 |
| Linka, György | György Linka | Actor | 1965 | 1 | 1 |
| Lacey, Catherine | Catherine Lacey | Actor | 1948 - 1965 | 7 | 1 |
| Lahtela, Johannes | Johannes Lahtela | Actor | 2002 | 1 | 1 |
| Lemaire, Vincent | Vincent Lemaire | Designer | 2002 - 2004 | 5 | 1 |
| Larson, Linda Marie | Linda Marie Larson | Actor | 2002 | 1 | 1 |
| L. Christiansen, Philippe | Philippe L. Christiansen | Actor | 2002 | 1 | 1 |
| Lehner, Brigitte | Brigitte Lehner | Actor | 2002 | 7 | 1 |
| Ljungman, Sofie | Sofie Ljungman | Actor | 2001 - 2002 | 2 | 1 |
| Larsen, Henrik Berg | Henrik Berg Larsen | Actor | 2002 - 2009 | 77 | 1 |
| Leveriza, Lesley Anne | Lesley Anne Leveriza | Actor | 2002 | 1 | 1 |
| La Botz, Jake | Jake La Botz | Actor, Composer | 2003 | 2 | 1 |
| Leaming, Greg | Greg Leaming | Dramaturg | 1989 | 1 | 1 |
| Lock-Hansen, Steen | Steen Lock-Hansen | Costume Designer, Designer | 2003 | 2 | 1 |
| Lutsepp, Ain | Ain Lutsepp | Actor | 1989 - 2003 | 2 | 1 |
| Lind, Karin | Karin Lind | Costume Designer, Designer | 2003 | 9 | 1 |
| Ladányi, Ferenc | Ferenc Ladányi | Actor | 1944 - 1958 | 3 | 1 |
| Lindh, Irene | Irene Lindh | Actor | 2003 | 4 | 1 |
| Löfgren, Franciska | Franciska Löfgren | Actor | 2003 | 4 | 1 |
| Labancz, Borbála | Borbála Labancz | Actor | 1976 | 1 | 1 |
| Logan, John | John Logan | Adaptation | 2003 | 4 | 1 |
| Lemešonok, Vladimir | Vladimir Lemešonok | Actor | 2001 | 1 | 1 |
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