| Kad mi mrtvi ustajemo, 19120323 | Kad mi mrtvi ustajemo (When We Dead Awaken) | 19120323 | 23rd March 1912 | Hrvatsko narodno kazalište u Zagrebu | Hrvatsko narodno kazalište u Zagrebu (Croatian National Theatre in Zagreb) | Croatia | |
| Kísértetek, 19250213 | Kísértetek | 19250213 | 13th February 1925 | Szigetvár | Szigetvár | Hungary | |
| Kaiser und Galiläer, 19280317 | Kaiser und Galiläer | 19280317 | 17th March 1928 | Neues Deutsches Theater | Neues Deutsches Theater | Czech Republic | |
| Kísértetek, 191010 | Kísértetek | 191010 | October 1910 | Mezőtúr | Mezőtúr | Hungary | |
| Kummittelijoita, 1912 | Kummittelijoita | 1912 | 1912 | Kiertue Mörk - Ilmari - Orjatsalo | Kiertue Mörk - Ilmari - Orjatsalo | Finland | |
| Kísértetek, 19230329 | Kísértetek | 19230329 | 29th March 1923 | Győr | Győr | Hungary | |
| Komödie der Liebe, 18990601 | Komödie der Liebe | 18990601 | 1st June 1899 | Neues Sommer-Theater | Neues Sommer-Theater | Poland | |
| Kis Eyolf, 19330102 | Kis Eyolf | 19330102 | 2nd January 1933 | Mosonmagyaróvár | Mosonmagyaróvár | Hungary | |
| Kleine Eyolf, 20000327 | Kleine Eyolf | 20000327 | 27th March 2000 | Theater Bellevue | Theater Bellevue | Netherlands | |
| Kísértetek, 19130326 | Kísértetek | 19130326 | 26th March 1913 | Székesfehérvár | Székesfehérvár | Hungary | |
| Kukol'nyj dom, 194003 | Kukol'nyj dom (A Doll's House) | 194003 | March 1940 | Jaroslavskij dramatičeski teatr imeni F.Volkova | Jaroslavskij dramatičeski teatr imeni F. Volkova | Russia | |
| Koko maailman ihanuus - John Gabriel Borkman, 19830428 | Koko maailman ihanuus - John Gabriel Borkman | 19830428 | 28th April 1983 | Turun Kaupunginteatteri | Turun Kaupunginteatteri | Finland | |
| Kísértetek, 1920 | Kísértetek | 1920 | 1920 | Szentes | Szentes | Hungary | |
| Kærlighedens Komedie, 19280320 | Kærlighedens Komedie | 19280320 | 20th March 1928 | Skien | Skien | Norway | |
| Kämparne på Helgeland, 18760512 | Kämparne på Helgeland | 18760512 | 12th May 1876 | Linköping Teater | Linköping Teater | Sweden | |
| Kísértetek, 20020223 | Kísértetek | 20020223 | 23rd February 2002 | Budapesti Kamaraszínház Shure Stúdió | Budapesti Kamaraszínház Shure Stúdió | Hungary | |
| Kungsämnena, 18881216 | Kungsämnena | 18881216 | 16th December 1888 | Svenska Teatern | Svenska Teatern | Finland | |
| Kísértetek, 19110121 | Kísértetek | 19110121 | 21st January 1911 | Bratislava | Bratislava | Slovak Republic | |
| Kärlekens komedi, 19040920 | Kärlekens komedi | 19040920 | 20th September 1904 | Stora Teatern | Stora Teatern | Sweden | |
| Kleine Eyolf, 20000501 | Kleine Eyolf | 20000501 | 1st May 2000 | de Klinker | de Klinker | Netherlands | |
| Kísértetek, 19241224 | Kísértetek | 19241224 | 24th December 1924 | Szombathely | Szombathely | Hungary | |
| Komödie der Liebe, 19181030 | Komödie der Liebe | 19181030 | 30th October 1918 | Volksbühne | Volksbühne | Germany | |
| Kukol'nyj dom, 195405 | Kukol'nyj dom (A Doll's House) | 195405 | May 1954 | Smolensk | Smolensk | Russia | |
| kouklospito, Ena, 19950225 | Ena kouklospito | 19950225 | 25th February 1995 | | Dimotiko Theatro Komotinis | Greece | |
| Kongsemnerne, 18790202 | Kongsemnerne | 18790202 | 2nd February 1879 | Komediehuset | Komediehuset | Norway | |
| Kongs-emnerne, 18661126 | Kongs-emnerne | 18661126 | 26th November 1866 | Christiania Theater | Christiania Theater | Norway | |
| Kísértetek, 19121021 | Kísértetek | 19121021 | 21st October 1912 | Rimavská Sobota | Rimavská Sobota | Slovak Republic | |
| Kämparne på Helgeland, 18851106 | Kämparne på Helgeland | 18851106 | 6th November 1885 | Uleåborg Teater | Uleåborg Teater | Finland | |
| Kobieta z morza, 19920426 | Kobieta z morza | 19920426 | 26th April 1992 | Teatr Wybrzeże | Teatr Wybrzeże | Poland | |
| Komödie der Liebe, 19150121 | Komödie der Liebe | 19150121 | 21st January 1915 | Herzogliches Hof-Theater | Herzogliches Hof-Theater | Germany | |
| Kongsemnerne, 19960830 | Kongsemnerne | 19960830 | 30th August 1996 | Nationaltheatret | Nationaltheatret | Norway | |
| Kísértetek, 19050330 | Kísértetek | 19050330 | 30th March 1905 | Győr | Győr | Hungary | |
| Kongs-emnerne, 3. akt (2 avdelinger), 19451125 | Kongs-emnerne, 3. akt (2 avdelinger) | 19451125 | 25th November 1945 | Nationale Scene, Den | Den Nationale Scene | Norway | |
| Kísértetek, 19280913 | Kísértetek | 19280913 | 13th September 1928 | Košice | Košice | Slovak Republic | |
| Kukol'nyj dom, 197901 | Kukol'nyj dom (A Doll's House) | 197901 | January 1979 | Kemerovski teatr drami imeni A. Lunačarskogo | Kemerovski teatr drami imeni A. Lunačarskogo | Russia | |
| Kronprätendenten, Die, 19070307 | Die Kronprätendenten | 19070307 | 7th March 1907 | Düsseldorfer Stadttheater | Düsseldorfer Stadttheater | Germany | |
| Keiser og galilæer, 19560408 | Keiser og galilæer | 19560408 | 8th April 1956 | NRK Radio (Norge) | NRK Radio (Norge) | Norway | |
| Kísértetek, 19300613 | Kísértetek | 19300613 | 13th June 1930 | Szentes | Szentes | Hungary | |
| Komödie der Liebe, Die, 190410 | Die Komödie der Liebe | 190410 | October 1904 | Metropol-Theater | Metropol-Theater | Germany | |
| Khelaghar, 20190510 | Khelaghar | 20190510 | 10th May 2019 | Kolkata | Kolkata | India | |
| Klein Eyolf, 19081129 | Klein Eyolf | 19081129 | 29th November 1908 | Nieuwe Schouwburg | Nieuwe Schouwburg | Netherlands | |
| Kjærlighetens komedie, 19731117 | Kjærlighetens komedie | 19731117 | 17th November 1973 | Oslo Nye Teater (Centralteatret) | Oslo Nye Teater (Centralteatret) | Norway | |
|
|
