| Louvet, Jean, | Jean Louvet | Dramaturg | 1975 – 1977 | 10 | |
| Lovejoy, Robin | Robin Lovejoy | Designer, Director | 1967 – 1982 | 2 | |
| Lovell, Leigh, | Leigh Lovell (Leigh Lovell) | Actor, Designer, Director | 1907 – 1914 | 129 | |
| Lovell, Susan | Susan Lovell | Designer | 1957 | 1 | |
| Lowes, Sarah | Sarah Lowes | Actor | 2005 – 2006 | 3 | |
| Löwitsch, Klaus | Klaus Löwitsch | Actor | 1974 | 2 | |
| Lowrey, Sara | Sara Lowrey | Director | 1928 | 2 | |
| Lowrie, Philip, | Philip Lowrie | Actor | 1985 | 1 | |
| Lubicz-Lisowski, Juliusz, | Juliusz Lubicz-Lisowski | Actor | 1954 | 1 | |
| Luckham, Cyril | Cyril Luckham | Actor | 1945 | 1 | |
| Ludt, Guri | Guri Ludt | Choreographer | 1974 | 10 | |
| Ludwig, Heike | Heike Ludwig | Actor | 1986 | 1 | |
| Ludwig, Kenna | Kenna Ludwig | Costume Designer | 2005 | 1 | |
| Luhn, Jürgen | Jürgen Luhn | Musical Director | 1974 | 1 | |
| Lukala, Joona | Joona Lukala | Composer | 2002 – 2003 | 1 | |
| Lukas, Hans | Hans Lukas | Designer | 1971 | 3 | |
| Lukas, Paul, | Paul Lukas | Actor | 1938 | 1 | |
| Lukes, Oldřich | Oldřich Lukeš | Actor | 1938 | 3 | |
| Lukka, Kati | Kati Lukka | Designer | 2002 – 2003 | 1 | |
| Lumbrezer, Ben | Ben Lumbrezer | Producer | 2000 | 1 | |
| Lund, Barbara | Barbara Lund | Actor | 1970 | 1 | |
| Lund, Jacob, | Jacob Lund | Actor | 1856 – 1880 | 7 | |
| Lund, Karen | Karen Lund | Actor | 1911 | 6 | |
| Lunde, David, | David Lunde | Actor | 1897 – 1911 | 54 | |
| Lundeqvist, Gerda, | Gerda Lundeqvist | Actor | 1889 – 1900 | 19 | |
| Lundin, Hulda, | Hulda Lundin | Actor | 1880 | 1 | |
| Lundqvist, Angelica, | Angelica Lundqvist | Actor | 1978 – 1980 | 3 | |
| Luoto, Roope, | Roope Luoto | Actor | 1922 | 1 | |
| Lureau, Christiane | Christiane Lureau | Actor | 1925 | 4 | |
| Lushington, Michael | Michael Lushington | Actor | 1987 | 1 | |
| Lutes, Betty | Betty Lutes | Actor | 1975 – 1976 | 1 | |
| Lütgenhorst, Manuel | Manuel Lütgenhorst | Costume Designer, Designer | 1974 | 3 | |
| Lutterbey, Klaus | Klaus Lutterbey | Choreographer | 1998 | 1 | |
| Lutz, Dietrich | Dietrich Lutz | Composer | 2005 – 2007 | 3 | |
| Luxeuil, René, | René Luxeuil | Actor | 1903 | 4 | |
| Lyles, Leslie, | Leslie Lyles | Actor | 1993 – 2013 | 2 | |
| Lyndeck, Edmund | Edmund Lyndeck | Actor | 1982 | 1 | |
| Lynn, Abby | Abby Lynn | Actor | 1990 | 1 | |
| Lynn, Jack | Jack Lynn | Director | 1950 – 1953 | 2 | |
| Lyon, Marianne, | Marianne Lyon | Director | 2005 | 1 | |
| Lyons, Garland | Garland Lyons | Actor | 2007 | 1 | |
| Lyons, Greg | Greg Lyons | Actor | 2001 | 1 | |
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