| Leverton, Garrett, H. | Garrett H. Leverton | Adaptation, Director | 1934 - 1949 | 2 | 1 |
| Lester, Gideon | Gideon Lester | Dramaturg | 1999 | 1 | 1 |
| Lundholm, Martha | Martha Lundholm | Actor, Director | 1936 - 1948 | 5 | 1 |
| Larson, Philip E. | Philip E. Larson | Director, Translator | 1999 | 2 | 1 |
| Lapthorne, Craig | Craig Lapthorne | Actor | 1999 | 1 | 1 |
| Larson, Yngve | Yngve Larson | Actor | 1943 | 4 | 1 |
| Liljedahl, Leif | Leif Liljedahl | Actor | 1971 | 1 | 1 |
| Lassenius, Helge | Helge Lassenius | Adaptation, Director | 1971 | 2 | 1 |
| Lacey, William | William Lacey | Actor | 1971 | 1 | 1 |
| Lambert, Lina | Lina Lambert | Actor | 2000 | 1 | 1 |
| Lindström, Torbjörn | Torbjörn Lindström | Actor | 2000 | 3 | 1 |
| Lundquist, Peter | Peter Lundquist | Designer | 2000 | 3 | 1 |
| Lende, Karl-Vidar | Karl-Vidar Lende | Actor | 2017 - 2024 | 3 | 1 |
| Leska, Rita | Rita Leska | Actor | 1971 - 1973 | 4 | 1 |
| Ludwig, Rolf | Rolf Ludwig | Actor | 1973 | 1 | 1 |
| Løseth, Marianne | Marianne Løseth | Adaptation, Director | 2003 | 2 | 1 |
| Lundeng, Susanne | Susanne Lundeng | Musician | 2001 - 2013 | 2 | 1 |
| Leighton, Betty | Betty Leighton | Actor | 1981 | 1 | 1 |
| Lowery, Mary | Mary Lowery | Actor | 1981 | 1 | 1 |
| Lill, Denis | Denis Lill | Actor | 1981 | 1 | 1 |
| Lumbye, Knud | Knud Lumbye | Actor | 1899 - 1900 | 3 | 1 |
| Lennon, John | John Lennon | Actor | 1997 - 2006 | 13 | 1 |
| Lemaitre, Laurene | Laurene Lemaitre | Designer, Director | 2014 - 2020 | 6 | 1 |
| Leipzig, Mel | Mel Leipzig | Actor | 2013 | 1 | 1 |
| Lozano, Margarita | Margarita Lozano | Actor | 1961 | 1 | 1 |
| Legrand, Michel | Michel Legrand | Composer, Conductor | 1973 | 2 | 1 |
| Lilleengen, Rebecca | Rebecca Lilleengen | Actor | 2010 | 1 | 1 |
| Lyngstad, Guro Størseth | Guro Størseth Lyngstad | Actor | 2010 | 1 | 1 |
| Leicht, Georg | Georg Leicht | | | | 1 |
| Lunde, Hege | Hege Lunde | | | | 1 |
| Liven, Torunn | Torunn Liven | | | | 1 |
| Lønnum, Erlend | Erlend Lønnum | | | | 1 |
| Lange, Wilhelm | Wilhelm Lange | Translator | 1878 - 2007 | 338 | 2 |
| Larsen, Birgitte | Birgitte Larsen | Actor | 2004 - 2008 | 11 | 2 |
| Lasta, Ulrike | Ulrike Lasta | Actor | 2000 - 2008 | 5 | 2 |
| Latva-Äijö, Esa | Esa Latva-Äijö | Actor | 2002 - 2006 | 2 | 2 |
| Lea, Marion | Marion Lea | Actor, Director | 1891 - 1893 | 4 | 2 |
| Leisti, Jukka | Jukka Leisti | Actor | 2002 | 1 | 2 |
| Lugné-Poë, Aurélien-Marie | Aurélien-Marie Lugné-Poë | Actor, Director | 1892 - 1937 | 113 | 2 |
| Lindberg, Terje | Terje Lindberg | Adaptation, Dramaturg | 2003 - 2004 | 44 | 2 |
| Lasmanis, Tālivaldis | Tālivaldis Lasmanis | Actor | 1994 - 2010 | 7 | 2 |
| Lawrence, William M. | William M. Lawrence | Adaptation | 1882 | 1 | 2 |
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