| Lungomare Garibaldi | Lungomare Garibaldi | Italy, Taranto, Lungomare Vittorio Emanuele III | 2015-09-01 | -- | 2015 | 1 | |
| Lusaka Playhouse | Lusaka Playhouse | Zambia, Lusaka, cnr Church and Nasser Rds | 2006-12-14 | 2006-12-15 | 2006–2010 | 3 | |
| Luther College | Luther College | United States of America, Decorah, 700 College Drive | 2001-02-02 | 2001-02-04 | 2001–2011 | 2 | |
| Luton Library Theatre | Luton Library Theatre | England, Luton, Bridge St | 1985-01-30 | 1993-10-02 | 1985–1993 | 2 | |
| LUX | LUX | Netherlands, Nijmegen, Mariënburg 38-39 | 2008-02-28 | 2008-03-22 | 2008 | 2 | |
| Lux Radio Theatre | Lux Radio Theatre | United States of America, Los Angelos, 1615 North Vine Street | 1938-06-06 | -- | 1938 | 1 | |
| Luzerner Theater | Luzerner Theater | Switzerland, Lucerne, Theaterstrasse 2 | 2017-01-18 | 2023-06-02 | 2017–2023 | 2 | |
| Lwowski Teatr Ludowy | Lwowski Teatr Ludowy | Poland, Tarnów | 1906-10-01 | -- | 1906 | 1 | |
| Lübeck | Lübeck | Germany, Schleswig-Holstein | 1952-02-04 | -- | 1952 | 1 | |
| Lycée Billes | Lycée Billes | Senegal, Rufisque | 2021-05-26 | -- | 2021 | 1 | |
| Lycée Cheick Omar Tall Nafoore | Lycée Cheick Omar Tall Nafoore | Senegal, Dakar | 2021-05-06 | -- | 2021 | 1 | |
| Lycée de Thiaroye | Lycée de Thiaroye | Senegal, Thiaroye | 2021-05-08 | -- | 2021 | 1 | |
| Lyceum | Lyceum | United States of America, Rochester | 1903-04-03 | 1903-04-04 | 1903 | 1 | |
| Lyceum | Lyceum | United States of America, Scranton | 1907-03-25 | 1907-03-25 | 1907 | 1 | |
| Lyceum Theater | Lyceum Theater | United States of America, Ithaca | 1909-12-16 | -- | 1909 | 1 | |
| Lyceum Theatre | Lyceum Theatre | United States of America, Minneapolis, 82 Eleventh Street | 1892-05-02 | 1928-03-21 | 1892–1928 | 3 | |
| Lyceum Theatre | Lyceum Theatre | United States of America, Atlanta | 1895-12-28 | 1895-12-28 | 1895 | 1 | |
| Lyceum Theatre | Lyceum Theatre | England, Crewe, Cheshire, Heath Street | 1996-02-14 | 1999-10-09 | 1996–1999 | 2 | |
| Lyceum Theatre | Lyceum Theatre | United States of America, New York, Fourth Avenue | 1891-03-06 | 1967-06-17 | 1891–1967 | 10 | |
| Lyceum Theatre | Lyceum Theatre | United States of America, Scranton | 1911-12-27 | 1911-12-27 | 1911 | 1 | |
| Lyceum Theatre | Lyceum Theatre | England, Sheffield, 55 Norfolk Street | 1903-06-15 | 1910-06-02 | 1903–1913 | 9 | |
| Lyceum Theatre | Lyceum Theatre | United States of America, Harrisburg | 1904-05-12 | 1908-03-28 | 1904–1907 | 2 | |
| Lüdenscheid, Kulturhaus | Kulturhaus Lüdenscheid | Germany, Lüdenscheid, Freiherr-vom-Stein-Straße 9 | 2017-01-11 | -- | 2017 | 1 | |
| Lydia Mendelssohn Theatre | Lydia Mendelssohn Theatre | United States of America, Ann Arbor, University of Michigan | 1935-05-30 | 1962-10-28 | 1935–1965 | 3 | |
| Lüdinghausen | Lüdinghausen | Germany, Lüdinghausen | -- | -- | | | |
| Lüneburger Bühne | Lüneburger Bühne | Germany, Lüneburg | 1929-09-25 | -- | 1929–1953 | 2 | |
| Lyngby kulturhus | Lyngby kulturhus | Denmark, Kgs. Lyngby, Klampenborgvej 215 B | 2002-11-08 | -- | 2002–2006 | 3 | |
| Lyngdal kulturhus | Lyngdal kulturhus | Norway, Lyngdal, Grøndokka 4 | 2015-09-18 | 2020-09-04 | 2015–2020 | 2 | |
| Lyngdal kultursenter | Lyngdal kultursenter | Norway, Lyngdal, Grøndokka 4 | 2006-09-13 | -- | 2006–2013 | 4 | |
| Lynghøj Teatersal | Lynghøj Teatersal | Denmark, Roskilde, Lynghøjen 107, Svogerslev | 2002-11-11 | -- | 2002–2018 | 5 | |
| Lyngmyr ungdomsskole | Lyngmyr ungdomsskole | Norway, Tvedestrand | 1997-09-04 | 1997-09-06 | 1997 | 1 | |
| Lyric Opera House | Lyric Opera House | England, Hammersmith, London, King Street | 1958-03-11 | -- | 1958–1959 | 2 | |
| Lyric Stage, The | The Lyric Stage | United States of America, Boston, 140 Clarendon Street | 1976-11-18 | 1992-02-09 | 1976–1992 | 3 | |
| Lyric Theatre | Lyric Theatre | England, London, Shaftesbury Avenue | 1925-02-02 | -- | 1925 | 1 | |
| Lyric Theatre | Lyric Theatre | United States of America, Portland | 1908-07-07 | 1908-07-07 | 1908 | 1 | |
| Lyric Theatre | Lyric Theatre | United States of America, Allentown | 1904-05-13 | 1904-05-13 | 1904 | 1 | |
| Lyric Theatre | Lyric Theatre | England, Hammersmith, London, Kings Street | 1953-09-08 | 2020-05-20 | 1953–2020 | 8 | |
| Lyric Theatre | Lyric Theatre | United States of America, New York, 213 West 42nd Street | 1904-04-15 | 1908-05-13 | 1904–1911 | 5 | |
| Lyric Theatre | Lyric Theatre | Northern Ireland, Belfast, 55 Ridgeway Street | 1972-02-10 | 2003-10-11 | 1972–2003 | 7 | |
| Lyric Theatre | Lyric Theatre | United States of America, Jakcson | 1908-10-12 | 1908-10-12 | 1908 | 1 | |
| Lyriko Theatro | Lyriko Theatro | Greece, Patra | 1933-06-21 | -- | 1933–1949 | 3 | |
| Lys-Montparnasse, Théâtre du | Théâtre du Lys-Montparnasse | France, Paris, 15, rue du Maine | 1985-01-16 | 1985-01-24 | 1985 | 1 | |
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