| Kísértetek, 19470113 | Kísértetek | 19470113 | 13th January 1947 | Városi Színház | Városi Színház | Hungary | |
| Kämparne på Helgeland, 18780227 | Kämparne på Helgeland | 18780227 | 27th February 1878 | Nya Teatern | Nya Teatern | Finland | |
| Kobieta z morza, 19920426 | Kobieta z morza | 19920426 | 26th April 1992 | Teatr Wybrzeże | Teatr Wybrzeże | Poland | |
| Kukol'nyj dom, 195504 | Kukol'nyj dom (A Doll's House) | 195504 | April 1955 | Dramatičeskij teatr imeni A. Čehova | Dramatičeskij teatr imeni A. Čehova (Chekhov Drama Theatre) | Russia | |
| Kleine Eyolf, 20000501 | Kleine Eyolf | 20000501 | 1st May 2000 | de Klinker | de Klinker | Netherlands | |
| Kísértetek, 19270128 | Kísértetek | 19270128 | 28th January 1927 | Nyíregyháza | Nyíregyháza | Hungary | |
| Kongsemnerne, 19620911 | Kongsemnerne | 19620911 | 11th September 1962 | Aarhus Teater | Aarhus Teater | Denmark | |
| Kaiser und Galiläer, 19110428 | Kaiser und Galiläer | 19110428 | 28th April 1911 | Düsseldorfer Stadttheater | Düsseldorfer Stadttheater | Germany | |
| Kísértetek, 192103 | Kísértetek | 192103 | March 1921 | Balassagyarmat | Balassagyarmat | Hungary | |
| Kärlekens komedi, 18951207 | Kärlekens komedi | 18951207 | 7th December 1895 | Theatret i Trondheim | Theatret i Trondheim | Norway | |
| Klein Eyolf, 19090922 | Klein Eyolf | 19090922 | 22nd September 1909 | Lessingtheater | Lessingtheater | Germany | |
| Kjærlighetens komedie, 19731117 | Kjærlighetens komedie | 19731117 | 17th November 1973 | Oslo Nye Teater (Centralteatret) | Oslo Nye Teater (Centralteatret) | Norway | |
| Kukol'nyj dom, 198009 | Kukol'nyj dom (A Doll's House) | 198009 | September 1980 | Oblastnoj teatr dramy | Oblastnoj teatr dramy | Russia | |
| Kísértetek, 19110309 | Kísértetek | 19110309 | 9th March 1911 | Satu Mare | Satu Mare | Romania | |
| Kísértetek, 19270421 | Kísértetek | 19270421 | 21st April 1927 | Kecskemét | Kecskemét | Hungary | |
| Kämparne på Helgeland, 18760128 | Kämparne på Helgeland | 18760128 | 28th January 1876 | Stora Teatern Norrköping | Stora Teatern Norrköping | Sweden | |
| Kjærlighedens Komedie, 19090426 | Kjærlighedens Komedie | 19090426 | 26th April 1909 | Sandnessjøen | Sandnessjøen | Norway | |
| Kísértetek, 19101003 | Kísértetek | 19101003 | 3rd October 1910 | Mezőkövesd | Mezőkövesd | Hungary | |
| Kjærlighedens Komedie, 18811005 | Kjærlighedens Komedie | 18811005 | 5th October 1881 | Christiania Theater | Christiania Theater | Norway | |
| Kísértetek, 19220922 | Kísértetek | 19220922 | 22nd September 1922 | Szarvas | Szarvas | Hungary | |
| Klein Eyolf, 19030923 | Klein Eyolf | 19030923 | 23rd September 1903 | Metropol-Theater | Metropol-Theater | Germany | |
| Kleine Eyolf, 20000417 | Kleine Eyolf | 20000417 | 17th April 2000 | Harmonie, De | De Harmonie | Netherlands | |
| Kísértetek, 19121008 | Kísértetek | 19121008 | 8th October 1912 | Lučenec | Lučenec | Slovak Republic | |
| kyra tis thalassas, I, 20120106 | I kyra tis thalassas | 20120106 | 6th January 2012 | Diachrono Theatro | Diachrono Theatro | Greece | |
| Kuklen dom, 20120604 | Kuklen dom | 20120604 | 4th June 2012 | | Varna | Bulgaria | |
| Komödie der Liebe, 19120521 | Komödie der Liebe | 19120521 | 21st May 1912 | Neues Deutsches Theater | Neues Deutsches Theater | Czech Republic | |
| Kísértetek, 19110509 | Kísértetek | 19110509 | 9th May 1911 | Odorheiu Secuiesc | Odorheiu Secuiesc | Romania | |
| Kísértetek, 19991216 | Kísértetek | 19991216 | 16th December 1999 | Békés Megyei Jókai Színház | Békés Megyei Jókai Színház | Hungary | |
| Kämparne på Helgeland, 18800320 | Kämparne på Helgeland | 18800320 | 20th March 1880 | Nya Teatern | Nya Teatern | Finland | |
| Kansanvihollinen (En Folkefiende), 19780317 | Kansanvihollinen (En Folkefiende) | 19780317 | 17th March 1978 | Kotkan Kaupunginteatteri | Kotkan Kaupunginteatteri | Finland | |
| Kukol'nyj dom, 19600917 | Kukol'nyj dom (A Doll's House) | 19600917 | 17th September 1960 | Moskovskij Chudožestvennyj akademičeskij teatr | Moskovskij Chudožestvennyj akademičeskij teatr | Russia | |
| kyra tis thalassas, I, 19391106 | I kyra tis thalassas | 19391106 | 6th November 1939 | Theatro Apollon | Theatro Apollon | Greece | |
| Kísértetek, 19241215 | Kísértetek | 19241215 | 15th December 1924 | Szolnok | Szolnok | Hungary | |
| Koga nij, martvite, se probudim, 19051114 | Koga nij, martvite, se probudim | 19051114 | 14th November 1905 | Svoboden teatar | Svoboden teatar | Bulgaria | |
| Kronprätendenten, Die, 18940304 | Die Kronprätendenten | 18940304 | 4th March 1894 | K. K. Hofburgtheater | K. K. Hofburgtheater | Austria | |
| Kansanvihollinen, 19880413 | Kansanvihollinen | 19880413 | 13th April 1988 | Joensuun Kaupunginteatteri | Joensuun Kaupunginteatteri | Finland | |
| Kísértetek, 192302 | Kísértetek | 192302 | February 1923 | Nyíregyháza | Nyíregyháza | Hungary | |
| Kungsämnena, 18980902 | Kungsämnena | 18980902 | 2nd September 1898 | Svenska Teatern | Svenska Teatern | Finland | |
| Kleine Eyolf, 20000327 | Kleine Eyolf | 20000327 | 27th March 2000 | Theater Bellevue | Theater Bellevue | Netherlands | |
| Klein Eyolf, 19611022 | Klein Eyolf | 19611022 | 22nd October 1961 | Städtische Bühnen Münster | Städtische Bühnen Münster | Germany | |
| Kansan vihollinen, 19970811 | Kansan vihollinen | 19970811 | 11th August 1997 | Rovaniemen Teatteri | Rovaniemen Teatteri | Finland | |
| Kísértetek, 19031127 | Kísértetek | 19031127 | 27th November 1903 | Bratislava | Bratislava | Slovak Republic | |
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