| Kungsämnena, 18980902 | Kungsämnena | 18980902 | 2nd September 1898 | Svenska Teatern | Svenska Teatern | Finland | |
| Komödie der Liebe, 19130501 | Komödie der Liebe | 19130501 | 1st May 1913 | Schauspielhaus Düsseldorf | Schauspielhaus Düsseldorf | Germany | |
| Kísértetek, 19270727 | Kísértetek | 19270727 | 27th July 1927 | Cluj-Napoca | Cluj-Napoca | Romania | |
| Kronprätendenten, Die, 18761115 | Die Kronprätendenten | 18761115 | 15th November 1876 | Großherzogliches Hoftheater Schwerin | Großherzogliches Hoftheater Schwerin | Germany | |
| Kísértetek, 19140605 | Kísértetek | 19140605 | 5th June 1914 | Jibou | Jibou | Romania | |
| Kísértetek, 19240612 | Kísértetek | 19240612 | 12th June 1924 | Pécs | Pécs | Hungary | |
| Kansanvihollinen, 19750323 | Kansanvihollinen | 19750323 | 23rd March 1975 | Tampereen Teatteri | Tampereen Teatteri | Finland | |
| Kisértetek, 19100506 | Kisértetek | 19100506 | 6th May 1910 | Cluj-Napoca | Cluj-Napoca | Romania | |
| Kukol'nyj dom, 19401029 | Kukol'nyj dom | 19401029 | 29th October 1940 | Dramatičeskij teatr imeni Gor´kogo | Dramatičeskij teatr imeni Gor´kogo | Russia | |
| kyra tis thalassas, I, 19400131 | I kyra tis thalassas | 19400131 | 31st January 1940 | Theatro Attikon | Theatro Attikon | Greece | |
| Kukol'nyj dom, 196406 | Kukol'nyj dom (A Doll's House) | 196406 | June 1964 | Teatr «Krasnyj fakel» | Teatr «Krasnyj fakel» | Russia | |
| Kísértetek, 19140601 | Kísértetek | 19140601 | 1st June 1914 | Prešov | Prešov | Slovak Republic | |
| Komedia Miłości, 19130214 | Komedia Miłości | 19130214 | 14th February 1913 | Teatr Miejski | Teatr Miejski | Ukraine | |
| Kis Eyolf, 19321115 | Kis Eyolf | 19321115 | 15th November 1932 | Békéscsaba | Békéscsaba | Hungary | |
| Kronprätendenten, Die, 18980501 | Die Kronprätendenten | 18980501 | 1st May 1898 | K. K. Hofburgtheater | K. K. Hofburgtheater | Austria | |
| Kísértetek, 19360130 | Kísértetek | 19360130 | 30th January 1936 | Celldömölk | Celldömölk | Hungary | |
| Kämparne på Helgeland, 18760324 | Kämparne på Helgeland | 18760324 | 24th March 1876 | Teatern i Lund | Teatern i Lund | Sweden | |
| Kísértetek, 19120425 | Kísértetek | 19120425 | 25th April 1912 | Nitra | Nitra | Slovak Republic | |
| kouklospito, Ena, 19810410 | Ena kouklospito | 19810410 | 10th April 1981 | Athens | Athens | Greece | |
| Kjærlighedens Komedie, 19050914 | Kjærlighedens Komedie | 19050914 | 14th September 1905 | Nationaltheatret | Nationaltheatret | Norway | |
| Když my mrtví procitneme, 20040319 | Když my mrtví procitneme | 20040319 | 19th March 2004 | Divadlo Františka Xavera Šaldy (Severočeské divadlo) | Divadlo Františka Xavera Šaldy (Severočeské divadlo) | Czech Republic | |
| Kísértetek, 19261010 | Kísértetek | 19261010 | 10th October 1926 | Szeghalom | Szeghalom | Hungary | |
| Kísértetek, 191102 | Kísértetek | 191102 | February 1911 | Aiud | Aiud | Romania | |
| Kongs-emnerne, 18730901 | Kongs-emnerne | 18730901 | 1st September 1873 | Christiania Theater | Christiania Theater | Norway | |
| Kansanvihollinen, 1972 | Kansanvihollinen | 1972 | 1972 | Lappeenrannan Kaupunginteatteri | Lappeenrannan Kaupunginteatteri | Finland | |
| Kärlekens komedi, 18951207 | Kärlekens komedi | 18951207 | 7th December 1895 | Theatret i Trondheim | Theatret i Trondheim | Norway | |
| Klein Eyolf, 19100908 | Klein Eyolf | 19100908 | 8th September 1910 | Thalia-Theater | Thalia-Theater | Germany | |
| Kísértetek, 19200205 | Kísértetek | 19200205 | 5th February 1920 | Békéscsaba | Békéscsaba | Hungary | |
| Kjærlighedens Komedie, 18770302 | Kjærlighedens Komedie | 18770302 | 2nd March 1877 | Christiania Theater | Christiania Theater | Norway | |
| kyria apo ti thalassa, I, 19941104 | I kyria apo ti thalassa | 19941104 | 4th November 1994 | Theatro tis odou Kefallinias | Theatro tis odou Kefallinias (Θέατρο Οδού Κεφαλληνίας) | Greece | |
| Kísértetek, 19221215 | Kísértetek | 19221215 | 15th December 1922 | Kolozsvári Állami Magyar Színház | Kolozsvári Állami Magyar Színház | Romania | |
| Kobieta z morza - Susan Sontag na podstawie sztuki Henryka Ibsena, 20061114 | Kobieta z morza - Susan Sontag na podstawie sztuki Henryka Ibsena | 20061114 | 14th November 2006 | Teatr Dramatyczny | Teatr Dramatyczny | Poland | |
| Kukol'nyj dom, 19140608 | Кукольный дом (A Doll's House) (Kukol'nyj dom) | 19140608 | 8th June 1914 | Moscow | Moscow | Russia | |
| kouklospito, Ena, 19950218 | Ena kouklospito | 19950218 | 18th February 1995 | | Naftikos Omilos | Greece | |
| Kobieta morza, 19600702 | Kobieta morza | 19600702 | 2nd July 1960 | Teatr Popularny | Teatr Popularny | Poland | |
| Kukol'nyj dom, 195601 | Kukol'nyj dom (A Doll's House) | 195601 | January 1956 | Bijsk dramatičeski teatr | Bijsk dramatičeski teatr | Russia | |
| Kísértetek, 19140212 | Kísértetek | 19140212 | 12th February 1914 | Békéscsaba | Békéscsaba | Hungary | |
| Kjæmpehøien, 20060623 | Kjæmpehøien | 20060623 | 23rd June 2006 | Stiklestad Nasjonale Kultursenter | Stiklestad Nasjonale Kultursenter | Norway | |
| kyra tis thalassas, I, 19901020 | I kyra tis thalassas | 19901020 | 20th October 1990 | Alfa | Alfa | Greece | |
| Klein Eyolf, 19030923 | Klein Eyolf | 19030923 | 23rd September 1903 | Metropol-Theater | Metropol-Theater | Germany | |
| Kísértetek, 19320406 | Kísértetek | 19320406 | 6th April 1932 | Sopron | Sopron | Hungary | |
| Kærlighedens Komedie, 18810506 | Kærlighedens Komedie | 18810506 | 6th May 1881 | Theatret i Trondheim | Theatret i Trondheim | Norway | |
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