| Kjærlighedens Komedie, 19090517 | Kjærlighedens Komedie | 19090517 | 17th May 1909 | Theatret i Tromsø | Theatret i Tromsø | Norway | |
| Kísértetek, 191010 | Kísértetek | 191010 | October 1910 | Mezőtúr | Mezőtúr | Hungary | |
| Kukol'nyj dom, 198711 | Kukol'nyj dom (A Doll's House) | 198711 | November 1987 | Oblastnoj teatr dramy | Oblastnoj teatr dramy | Russia | |
| Kísértetek, 19200121 | Kísértetek | 19200121 | 21st January 1920 | Szeged | Szeged | Hungary | |
| Keiser og Galilæer, 19551115 | Keiser og Galilæer | 19551115 | 15th November 1955 | Nationaltheatret | Nationaltheatret | Norway | |
| Kongs-emnerne, 18691214 | Kongs-emnerne | 18691214 | 14th December 1869 | Christiania Theater | Christiania Theater | Norway | |
| Klein Eyolf, 19031126 | Klein Eyolf | 19031126 | 26th November 1903 | Theatersaal des Etablissements Tivoli | Theatersaal des Etablissements Tivoli | Germany | |
| Kis Eyolf, 19330102 | Kis Eyolf | 19330102 | 2nd January 1933 | Mosonmagyaróvár | Mosonmagyaróvár | Hungary | |
| Kuklen dom, 20120831 | Kuklen dom | 20120831 | 31st August 2012 | | Sozopol | Bulgaria | |
| Kad se mi mrtvi probudimo, 20011001 | Kad se mi mrtvi probudimo (When We Dead Awaken) | 20011001 | 1st October 2001 | Hrvatsko narodno kazalište Ivana pl. Zajca u Rijeci | Hrvatsko narodno kazalište Ivana pl. Zajca u Rijeci (Croatian National Theatre Ivan Pl. Zajc Rijeka) | Croatia | |
| Kísértetek, 19130326 | Kísértetek | 19130326 | 26th March 1913 | Székesfehérvár | Székesfehérvár | Hungary | |
| Kongs-emnerne, 20041209 | Kongs-emnerne | 20041209 | 9th December 2004 | Dramaten | Dramaten | Sweden | |
| Kærlighedens Komedie, 19280330 | Kærlighedens Komedie | 19280330 | 30th March 1928 | Fredrikstad | Fredrikstad | Norway | |
| Kronprätendenten, Die, 18760603 | Die Kronprätendenten | 18760603 | 3rd June 1876 | Friedrich-Wilhelmstädtisches Theater | Friedrich-Wilhelmstädtisches Theater | Germany | |
| Kummittelijoita, 19281107 | Kummittelijoita | 19281107 | 7th November 1928 | Porin Työväen Teatteri | Porin Työväen Teatteri | Finland | |
| Kruununtavoittelijat, 19131202 | Kruununtavoittelijat | 19131202 | 2nd December 1913 | Tampereen Teatteri | Tampereen Teatteri | Finland | |
| Kísértetek, 19110609 | Kísértetek | 19110609 | 9th June 1911 | Cristuru Secuiesc | Cristuru Secuiesc | Romania | |
| Kísértetek, 19310602 | Kísértetek | 19310602 | 2nd June 1931 | Mohács | Mohács | Hungary | |
| Kleine Eyolf, 20000326 | Kleine Eyolf | 20000326 | 26th March 2000 | Stadsschouwburg Utrecht | Stadsschouwburg Utrecht | Netherlands | |
| Krishnabibar, 19960622 | Krishnabibar | 19960622 | 22nd June 1996 | British Council Auditorium | British Council Auditorium | Bangladesh | |
| Klein Eyolf, 19900215 | Klein Eyolf | 19900215 | 15th February 1990 | Städtische Theater Karl-Marx-Stadt (Schauspielhaus) | Städtische Theater Karl-Marx-Stadt (Schauspielhaus) | Germany | |
| Kísértetek, 19250516 | Kísértetek | 19250516 | 16th May 1925 | Mukačeve | Mukačeve | Ukraine | |
| kyra tis thalassas, I, 19400131 | I kyra tis thalassas | 19400131 | 31st January 1940 | Theatro Attikon | Theatro Attikon | Greece | |
| kyra tis thalassas, I, 19060724 | I kyra tis thalassas | 19060724 | 24th July 1906 | Theatro Ellinikon | Theatro Ellinikon | Greece | |
| Kansanvihollinen, 19811114 | Kansanvihollinen | 19811114 | 14th November 1981 | Kemin Kaupunginteatteri | Kemin Kaupunginteatteri | Finland | |
| Kämparne på Helgeland, 18760426 | Kämparne på Helgeland | 18760426 | 26th April 1876 | Upsala Teater | Upsala Teater | Sweden | |
| Kísértetek, 19121021 | Kísértetek | 19121021 | 21st October 1912 | Rimavská Sobota | Rimavská Sobota | Slovak Republic | |
| Kísértetek, 19461129 | Kísértetek | 19461129 | 29th November 1946 | Cegléd | Cegléd | Hungary | |
| Konsertant Peer Gynt av Edvard Grieg. Tekst av Henrik Ibsen, 20040526 | Konsertant Peer Gynt av Edvard Grieg. Tekst av Henrik Ibsen | 20040526 | 26th May 2004 | Oslo Konserthus | Oslo Konserthus | Norway | |
| Kleine Eyolf, 20000428 | Kleine Eyolf | 20000428 | 28th April 2000 | Odeon de Spiegel | Odeon de Spiegel | Netherlands | |
| Kísértetek, 19050330 | Kísértetek | 19050330 | 30th March 1905 | Győr | Győr | Hungary | |
| Kísértetek, 19270105 | Kísértetek | 19270105 | 5th January 1927 | Baja | Baja | Hungary | |
| Kansan vihaaja, 18890925 | Kansan vihaaja | 18890925 | 25th September 1889 | Suomalainen Teatteri | Suomalainen Teatteri | Finland | |
| Kongsemnerne, 19620901 | Kongsemnerne | 19620901 | 1st September 1962 | Nationale Scene, Den | Den Nationale Scene | Norway | |
| Kukjata na Kuklata, 201211 | Куќата на Куклата (Kukjata na Kuklata) | 201211 | November 2012 | Dramski Fakultet | Faculty of Dramatic Arts in Skopje (Факултет за Драмски Уметности во Скопје) | Macedonia | |
| kouklospito, Ena, 19950205 | Ena kouklospito | 19950205 | 5th February 1995 | | Dimotiko Theatro Siatistas | Greece | |
| Kísértetek, 19230520 | Kísértetek | 19230520 | 20th May 1923 | Miskolc | Miskolc | Hungary | |
| Komödie der Liebe, 19160401 | Komödie der Liebe | 19160401 | 1st April 1916 | Leipziger Stadttheater, Altes Theater | Leipziger Stadttheater, Altes Theater | Germany | |
| Klein Eyolf, 19090224 | Klein Eyolf | 19090224 | 24th February 1909 | Lessingtheater | Lessingtheater | Germany | |
| Kronprätendenten, Die, 19070923 | Die Kronprätendenten | 19070923 | 23rd September 1907 | Königliches Hof- und National-Theater | Königliches Hof- und National-Theater | Germany | |
| Kärlekens komedi, 19150507 | Kärlekens komedi | 19150507 | 7th May 1915 | Svenska Teatern | Svenska Teatern | Finland | |
| Kukol'nyj dom, 1910 | Kukol'nyj dom (A Doll's House) | 1910 | 1910 | Rustov-na-Donu | Rustov-na-Donu | Russia | |
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