| Lien, Beatrix | Beatrix Lien | Conductor | 1937 | 1 | |
| Lien, En-Te | En-Te Lien | Actor | 2005 - 2006 | 2 | |
| Lien, Frode | Frode Lien | Actor | 1973 | 1 | |
| Lien, Gabriel Degen | Gabriel Degen Lien | Actor | 2006 | 26 | |
| Lien, Marius | Marius Lien | Actor | 2011 - 2023 | 3 | 1 |
| Lien, Miriam | Miriam Lien | Costume Designer | 2023 | 1 | |
| Lien, Simen S. | Simen S. Lien | Actor | 2001 - 2002 | 4 | |
| Lienert-Mondanelli, Frank | Frank Lienert-Mondanelli | Actor | 2018 | 1 | |
| Lienhard, Stefan | Stefan Lienhard | Actor | 2010 | 1 | |
| Liepa, Emma | Emma Liepa | Actor | 1908 | 1 | |
| Liepa, Kārlis | Kārlis Liepa | Actor | 1939 | 1 | |
| Liepa, Mārtiņš | Mārtiņš Liepa | Actor | 2010 | 1 | 2 |
| Liepiņa, Vilma | Vilma Liepiņa | Actor | 1955 | 1 | |
| Liepiņš, Edgars | Edgars Liepiņš | Actor | 1979 | 1 | |
| Liepiņš, Eduards | Eduards Liepiņš | Actor | 1903 - 1907 | 2 | |
| Liepins, Harijs | Harijs Liepins | Actor | 1975 | 1 | |
| Lier, František | František Lier | Director | 1906 | 1 | |
| Lier, Jürgen | Jürgen Lier | Actor | 1967 | 2 | |
| Lier, Jürgen | Jürgen Lier | Designer | 2006 | 1 | |
| Lier, Ms | Ms Lier | Actor | 1907 | 1 | |
| Lier, Wilfried | Wilfried Lier | Actor | 1939 | 1 | |
| Lierke, Hanna | Hanna Lierke | Actor | 1919 | 1 | |
| Liertz, Fritz Leo | Fritz Leo Liertz | Actor | 1921 | 2 | |
| Liertz, Fritzleo | Fritzleo Liertz | Actor | 1972 | 1 | |
| Liesau, Svenja | Svenja Liesau | Actor | 2015 - 2021 | 2 | |
| Liesebrecht, Mechthild | Mechthild Liesebrecht | Actor | 1977 - 1992 | 2 | |
| Liesenberg, Claire | Claire Liesenberg | Actor | 1897 - 1918 | 7 | |
| Liesler, Mario | Mario Liesler | Lighting Designer | 2008 | 1 | |
| Liesmäki, Emmi | Emmi Liesmäki | Actor | 2002 | 1 | |
| Liessem, Wera | Wera Liessem | Actor | 1948 | 1 | |
| Liesting, Jos | Jos Liesting | Actor | 1929 | 1 | |
| Liétot, Christine | Christine Liétot | Actor | 2018 | 2 | |
| Lietz, Claudia | Claudia Lietz | Actor | 2003 | 1 | |
| Lietzau, Hans | Hans Lietzau | Director | 1949 - 1989 | 2 | 1 |
| Lieutenant, José António | José António Lieutenant | Costume Designer | 2022 | 2 | |
| Lieven, Heinz | Heinz Lieven | Actor | 1986 | 3 | |
| Lieven, Lotte | Lotte Lieven | Actor | 1924 - 1937 | 3 | |
| Lieven, Tania | Tania Lieven | Director | 1952 | 1 | |
| Lieven, Werner | Werner Lieven | Actor | 1956 | 1 | |
| Lievenbrück, Dorit | Dorit Lievenbrück | Costume Designer, Designer | 1999 - 2002 | 8 | 1 |
| Lievi, Cesare | Cesare Lievi | Director, Translator | 1986 - 2002 | 45 | 1 |
| Lievi, Daniele | Daniele Lievi | Designer | 1986 | 1 | |
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