| Kämparne på Helgeland, 18760626 | Kämparne på Helgeland | 18760626 | 26th June 1876 | Wasa Teater | Wasa Teater | Finland | |
| Kísértetek, 19130107 | Kísértetek | 19130107 | 7th January 1913 | Zrenjanin | Zrenjanin | Serbia | |
| Kis Eyolf, 19330428 | Kis Eyolf | 19330428 | 28th April 1933 | Nagykanizsa | Nagykanizsa | Hungary | |
| Kukol'nyj dom, 19990427 | Кукольный дом (A Doll's House) (Kukol'nyj dom) | 19990427 | 27th April 1999 | Moskovskij akademičeskij teatr imeni Vl. Majakovskogo | Moskovskij akademičeskij teatr imeni Vl. Majakovskogo | Russia | |
| Kleine Eyolf, 20000426 | Kleine Eyolf | 20000426 | 26th April 2000 | Schouwburg De Lawei | Schouwburg De Lawei | Netherlands | |
| Kísértetek, 19111123 | Kísértetek | 19111123 | 23rd November 1911 | Senta | Senta | Serbia | |
| Kísértetek, 19480113 | Kísértetek | 19480113 | 13th January 1948 | Szekszárd | Szekszárd | Hungary | |
| kouklospito, Ena, 19950201 | Ena kouklospito | 19950201 | 1st February 1995 | | Pneumatiko Kentro Skydras | Greece | |
| Kejser og Galilæer, 19641225 | Kejser og Galilæer | 19641225 | 25th December 1964 | DR (Danmarks Radio) | DR (Danmarks Radio) | Denmark | |
| Kísértetek, 18991010 | Kísértetek | 18991010 | 10th October 1899 | Pécs | Pécs | Hungary | |
| Kísértetek, 19270207 | Kísértetek | 19270207 | 7th February 1927 | Kaposvár | Kaposvár | Hungary | |
| Komödie der Liebe, 19070325 | Komödie der Liebe | 19070325 | 25th March 1907 | Kammerspiele Berlin | Kammerspiele Berlin | Germany | |
| Klein Eyolf, 19231124 | Klein Eyolf | 19231124 | 24th November 1923 | Deutsches Schauspielhaus | Deutsches Schauspielhaus | Germany | |
| Kukol'nyj dom, 18990520 | Kukol'nyj dom (A Doll's House) | 18990520 | 20th May 1899 | Krasnodar | Krasnodar | Russia | |
| Kærlighedens Komedie, 19310819 | Kærlighedens Komedie | 19310819 | 19th August 1931 | Centralteatret | Centralteatret | Norway | |
| Kísértetek, 19211217 | Kísértetek | 19211217 | 17th December 1921 | Várszínház | Várszínház | Hungary | |
| Kísértetek, 19131017 | Kísértetek | 19131017 | 17th October 1913 | Hunedoara | Hunedoara | Romania | |
| Konsertant Peer Gynt av Edvard Grieg. Tekst av Henrik Ibsen, 20040601 | Konsertant Peer Gynt av Edvard Grieg. Tekst av Henrik Ibsen | 20040601 | 1st June 2004 | Barcelona | Barcelona | Spain | |
| Kongsemnerne, 19890407 | Kongsemnerne | 19890407 | 7th April 1989 | Norske Teatret, Det | Det Norske Teatret | Norway | |
| Kongs-Emnerne, 18720207 | Kongs-Emnerne | 18720207 | 7th February 1872 | Kongelige Teater, Det | Det Kongelige Teater | Denmark | |
| Kjærlighedens Komedie, 18820112 | Kjærlighedens Komedie | 18820112 | 12th January 1882 | Christiania Theater | Christiania Theater | Norway | |
| Kísértetek, 19110331 | Kísértetek | 19110331 | 31st March 1911 | Szeged | Szeged | Hungary | |
| Kísértetek, 19070201 | Kísértetek | 19070201 | 1st February 1907 | Lugoj | Lugoj | Romania | |
| Kisértetek, 19300314 | Kisértetek | 19300314 | 14th March 1930 | Magyar Színház | Magyar Színház | Hungary | |
| Kukol'nyj dom, 19381005 | Kukol'nyj dom | 19381005 | 5th October 1938 | Moskovskij dramatieeskij teatr imeni N. Baumana | Moskovskij dramatieeskij teatr imeni N. Baumana | Russia | |
| Kísértetek, 19250325 | Kísértetek | 19250325 | 25th March 1925 | Komárom | Komárom | Hungary | |
| Kleine Eyolf, 20000411 | Kleine Eyolf | 20000411 | 11th April 2000 | LAKtheater | LAKtheater (Leiden Academic Arts Centre/Leids Academisch Kunstcentrum) | Netherlands | |
| Komödie der Liebe, 19130501 | Komödie der Liebe | 19130501 | 1st May 1913 | Schauspielhaus Düsseldorf | Schauspielhaus Düsseldorf | Germany | |
| Kukol'nyj dom, 194010 | Kukol'nyj dom (A Doll's House) | 194010 | October 1940 | Ruskii dramatičeski teatr imeni M. Lermontova | Ruskii dramatičeski teatr imeni M. Lermontova | Russia | |
| Kuklen dom, 19561229 | Kuklen dom | 19561229 | 29th December 1956 | Naroden teatar | Naroden teatar | Bulgaria | |
| Kísértetek, 19221024 | Kísértetek | 19221024 | 24th October 1922 | Satu Mare | Satu Mare | Romania | |
| Kai mes mirę nubusim, 20101209 | Kai mes mirę nubusim | 20101209 | 9th December 2010 | Chandigarh Festival | Chandigarh Festival | India | |
| Klein Eyolf, 19161116 | Klein Eyolf | 19161116 | 16th November 1916 | Grand Théâtre | Grand Théâtre | Netherlands | |
| Kärlekens komedi, 18891216 | Kärlekens komedi | 18891216 | 16th December 1889 | Arbetareföreningens Teater | Arbetareföreningens Teater | Sweden | |
| Kämparne på Helgeland, 18820119 | Kämparne på Helgeland | 18820119 | 19th January 1882 | Nya Teatern | Nya Teatern | Finland | |
| Kísértetek, 19261025 | Kísértetek | 19261025 | 25th October 1926 | Mezőtúr | Mezőtúr | Hungary | |
| Kronprätendenten, Die, 19161013 | Die Kronprätendenten | 19161013 | 13th October 1916 | Großherzogliches Hof-Theater Darmstadt | Großherzogliches Hof-Theater Darmstadt | Germany | |
| Kjærlighetens komedie, 19800901 | Kjærlighetens komedie | 19800901 | 1st September 1980 | Nationaltheatret Amfiscenen | Nationaltheatret Amfiscenen | Norway | |
| Kjæmpehøien, 18540102 | Kjæmpehøien | 18540102 | 2nd January 1854 | Komediehuset | Komediehuset | Norway | |
| Kuklen dom, 19740122 | Kuklen dom | 19740122 | 22nd January 1974 | Dramatitschen teatar Ivan Dimov | Dramatitschen teatar Ivan Dimov | Bulgaria | |
| Kongsemnerne, 19381006 | Kongsemnerne | 19381006 | 6th October 1938 | Nationaltheatret | Nationaltheatret | Norway | |
| Kísértetek, 19200330 | Kísértetek | 19200330 | 30th March 1920 | Székesfehérvár | Székesfehérvár | Hungary | |
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