| Lietzau, Hans, | Hans Lietzau | Director | 1949 – 1991 | 2 | |
| Leyrer, Willy, | Willy Leyrer | Actor | 1950 | 1 | |
| Lübbert, Martin, | Martin Lübbert | Actor | 1950 | 1 | |
| Ledosquet, Trude, | Trude Ledosquet | Actor | 1950 | 1 | |
| Lopatta, Edeltraut, | Edeltraut Lopatta | Actor | 1950 | 1 | |
| Legal, Marga, | Marga Legal | Actor | 1950 | 1 | |
| Lessing, Hugo, | Hugo Lessing | Actor | 1950 | 1 | |
| Lozal, Marianne, | Marianne Lozal | Actor | 1950 | 1 | |
| Lewis, Frederick G., | Frederick G. Lewis (Frederick G. Lewis) | Actor | 1900 – 1905 | 12 | |
| Lazaridis, Petros, | Petros Lazaridis | Actor | 1900 | 2 | |
| Lalaouni, ?, | ? Lalaouni | Actor | 1900 | 2 | |
| Lekatsa, Aikaterini, | Aikaterini Lekatsa | Actor | 1900 | 1 | |
| Lužskij, Vasilij, | Vasilij Lužskij | Actor, Director | 1900 – 1924 | 14 | |
| Litovceva, L., | L. Litovceva | Actor | 1900 – 1924 | 5 | |
| Leveaux, A. H., | A. H. Leveaux (A. H. Leveaux) | Actor | 1901 | 1 | |
| Ligeti, Juliska, | Juliska D. Ligeti (Juliska Ligeti) | Actor | 1901 – 1924 | 4 | |
| Langkilde, Oscar, | Oscar Langkilde | Actor | 1901 – 1903 | 19 | |
| Langkilde, Doris, | Doris Langkilde | Actor | 1901 | 6 | |
| Lundquist, Wm., | Wm. Lundquist | Actor | 1901 | 1 | |
| Lange, Gustav Fr., | Gustav Fr. Lange (Gustav Fr. Lange) | Composer | 1901 – 1910 | 2 | |
| Leon, Petros, | Petros Leon | Actor | 1901 – 1912 | 22 | |
| Lamprou, Spyridon, | Spyridon Lamprou | Translator | 1902 | 1 | |
| Lalaounis, Panagiotis, | Panagiotis Lalaounis | Actor | 1902 | 1 | |
| Lund, Thorleif, | Thorleif Lund | Actor | 1902 – 1911 | 5 | |
| Lund, Alma, | Alma Lund | Actor | 1902 – 1908 | 2 | |
| Lassen, Agnes, | Agnes Lassen | Actor | 1902 | 3 | |
| Lindeberg, Hjördis, | Hjördis Lindeberg | Actor | 1902 | 1 | |
| Lindberg, Paula, | Paula Lindberg | Actor | 1902 | 1 | |
| Larsèn, Nanny, | Nanny Larsèn | Actor | 1914 | 1 | |
| Lennartsson, Torsten, | Torsten Lennartsson | Actor | 1914 | 1 | |
| Lomholt, Sigurd, | Sigurd Lomholt | Actor | 1902 | 18 | |
| Larsen, Axel, | Axel Larsen | Actor | 1902 | 17 | |
| Lamberth, Andrea, | Andrea Lamberth | Actor | 1889 – 1903 | 2 | |
| Leszczyński, Jerzy, | Jerzy Leszczyński | Actor | 1903 – 1910 | 3 | |
| Lous, Hugo, | Hugo Lous | Actor | 1903 | 10 | |
| Lerche, Marie, | Marie Lerche | Actor | 1903 | 11 | |
| Lewandowska, -, | - Lewandowska | Actor | 1903 | 1 | |
| Liepiņš, Eduards, | Eduards Liepiņš | Actor | 1903 | 2 | |
| Lisenko, N. A., | N. A. Lisenko (N. A. Lisenko) | Actor | 1903 | 1 | |
| Lebius, Aenderly, | Aenderly Lebius | Actor | 1893 | 4 | |
| Lorentzen, Rolf, | Rolf Lorentzen | Actor | 1903 – 1904 | 9 | |
| Lavaggi, Armando, | Armando Lavaggi | Actor | 1908 | 9 | |
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