| Lazăr, Dorina | Dorina Lazăr | Actor | 1984 | 1 | |
| Leu, Rodica | Rodica Leu | Director | 1984 | 2 | |
| Levis, Dora | Dora Levis | Actor | 1907 - 1908 | 8 | |
| Lupeș, Cristian | Cristian Lupeș | Conductor | 2014 | 1 | |
| Lalande, Jacques | Jacques Lalande | Actor | 1973 | 2 | |
| Loebel, Günter | Günter Loebel | Actor | 1973 | 1 | |
| Lindley, Bruce | Bruce Lindley | Actor | 1907 | 1 | |
| Liu, Enping | Enping Liu | Director | 2008 | 1 | |
| Lidington, Bruce | Bruce Lidington | Actor | 1975 | 1 | |
| Linke, Maya | Maya Linke | Designer | 2017 | 1 | |
| Lefevre, Anna, Louise | Anna Louise Lefevre | Actor | 1976 | 1 | |
| Los, Riet, Wieland | Riet Wieland Los | Actor | 1976 | 1 | |
| Lambeau, Pim | Pim Lambeau | Actor | 1976 | 1 | |
| Lindgren, Hans | Hans Lindgren | Actor | 1976 | 1 | |
| Liebel, Erik | Erik Liebel | Actor | 1976 | 1 | |
| Lemaire, Philippe | Philippe Lemaire | Actor | 1976 | 1 | |
| Lauenblad, Lise | Lise Lauenblad | Actor | 2015 - 2016 | 6 | |
| Lindsten, Martin, Bo | Martin Bo Lindsten | Actor | 2014 | 1 | |
| Lobb, Jane | Jane Lobb | Director | 2017 | 1 | |
| Lloyd, Francis | Francis Lloyd | Actor | 2015 | 1 | |
| Lopez, Massimo | Massimo Lopez | Actor | 1977 | 4 | |
| Lesker, Michael | Michael Lesker | Actor | 1977 | 1 | |
| Labart, Lena | Lena Labart | Actor | 1977 - 1978 | 2 | |
| Lockwood, Vic | Vic Lockwood | Lighting Designer | 1977 | 5 | |
| Lewis, Meg | Meg Lewis | Actor | 2015 | 1 | |
| Long, Harry | Harry Long | Actor | 2015 | 1 | |
| Liebeneiner, Johanna | Johanna Liebeneiner | Actor | 1977 | 5 | |
| La Capria, Raffaele | Raffaele La Capria | Adaptation | 2016 | 1 | |
| Louys, Madeleine | Madeleine Louys | Costume Designer, Designer | 1977 | 2 | |
| Lieck, Peter | Peter Lieck | Actor | 1977 | 1 | |
| Lichtenthäler, Ute | Ute Lichtenthäler | Actor | 1977 | 1 | |
| Lawson, Lyndy | Lyndy Lawson | Actor | 1977 | 1 | |
| Lindinger, Johanna | Johanna Lindinger | Actor | 1977 | 1 | |
| Lohr, Rainer | Rainer Lohr | Actor | 1977 | 1 | |
| Lampson, David | David Lampson | Actor | 1977 | 1 | |
| Lopez, Agus | Agus Lopez | Actor | 2016 | 1 | |
| Lázaro, Belén | Belén Lázaro | Actor | 2016 | 1 | |
| Locher, Samira | Samira Locher | Actor | 2017 | 1 | |
| Lavigne, Caroline | Caroline Lavigne | Actor | 2017 | 1 | |
| Lemaignen, Aurélie | Aurélie Lemaignen | Designer | 2018 - 2021 | 20 | |
| Leflahi, Radouan | Radouan Leflahi | Actor | 2018 - 2021 | 20 | |
| Laurenz, Michael | Michael Laurenz | Actor | 2017 | 1 | |
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