| Kansan vihaaja, 18890925 | Kansan vihaaja | 18890925 | 25th September 1889 | Suomalainen Teatteri | Suomalainen Teatteri | Finland | |
| Kísértetek, 19250129 | Kísértetek | 19250129 | 29th January 1925 | Kaposvár | Kaposvár | Hungary | |
| Kjærlighedens Komedie, 19081206 | Kjærlighedens Komedie | 19081206 | 6th December 1908 | Theatret i Trondheim | Theatret i Trondheim | Norway | |
| Kvinnan från Havet, 19781110 | Kvinnan från Havet | 19781110 | 10th November 1978 | Hedemora | Hedemora | Sweden | |
| Kisértetek, 19100506 | Kisértetek | 19100506 | 6th May 1910 | Cluj-Napoca | Cluj-Napoca | Romania | |
| Kísértetek, 19221221 | Kísértetek | 19221221 | 21st December 1922 | Körmend | Körmend | Hungary | |
| Klein Eyolf, 19130404 | Klein Eyolf | 19130404 | 4th April 1913 | Neue Theater, Das | Das Neue Theater | Germany | |
| Kleine Eyolf, 20000413 | Kleine Eyolf | 20000413 | 13th April 2000 | Theater aan het Spui | Theater aan het Spui | Netherlands | |
| Kis Eyolf, 19321115 | Kis Eyolf | 19321115 | 15th November 1932 | Békéscsaba | Békéscsaba | Hungary | |
| Kukol'nyj dom, 194101 | Kukol'nyj dom (A Doll's House) | 194101 | January 1941 | Dramatičeski tetr Nižnij-Tagil | Dramatičeski tetr Nižnij-Tagil | Russia | |
| Kísértetek, 19130213 | Kísértetek | 19130213 | 13th February 1913 | Debrecen | Debrecen | Hungary | |
| Kjærlighedens Komedie, 18980914 | Kjærlighedens Komedie | 18980914 | 14th September 1898 | Komediehuset | Komediehuset | Norway | |
| Kai mes mirę nubusim, 20110225 | Kai mes mirę nubusim | 20110225 | 25th February 2011 | Šiaulių dramos teatras | Šiaulių dramos teatras | Lithuania | |
| kouklospito, Ena, 19810410 | Ena kouklospito | 19810410 | 10th April 1981 | Athens | Athens | Greece | |
| Ko se mrtvi prebudimo, 19840928 | Ko se mrtvi prebudimo | 19840928 | 28th September 1984 | Drama SNG Maribor | Drama SNG Maribor | Slovenia | |
| Kísértetek, 191102 | Kísértetek | 191102 | February 1911 | Aiud | Aiud | Romania | |
| Kísértetek, 19700129 | Kísértetek | 19700129 | 29th January 1970 | Magyar Területi Színház (MATESZ) | Magyar Területi Színház (MATESZ) | Slovak Republic | |
| Kærlighedens Komedie, 19280321 | Kærlighedens Komedie | 19280321 | 21st March 1928 | Larvik | Larvik | Norway | |
| kyra tis thalassas, I, 19391003 | I kyra tis thalassas | 19391003 | 3rd October 1939 | Theatro Pallas | Theatro Pallas | Greece | |
| 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, 19250121 | Kísértetek | 19250121 | 21st January 1925 | Miskolc | Miskolc | Hungary | |
| Kämparne på Helgeland, 19050906 | Kämparne på Helgeland | 19050906 | 6th September 1905 | Svenska Teatern | Svenska Teatern | Finland | |
| Kansanvihollinen, 19171204 | Kansanvihollinen | 19171204 | 4th December 1917 | Suomen Kansallisteatteri | Suomen Kansallisteatteri | Finland | |
| kouklospito, Ena, 19950218 | Ena kouklospito | 19950218 | 18th February 1995 | | Naftikos Omilos | Greece | |
| Kísértetek, 19220209 | Kísértetek | 19220209 | 9th February 1922 | Sátoraljaújhely | Sátoraljaújhely | Hungary | |
| Kronprätendenten, Die, 19100630 | Die Kronprätendenten | 19100630 | 30th June 1910 | Großherzogliches Hof- und National-Theater | Großherzogliches Hof- und National-Theater | Germany | |
| Kleine Eyolf, 20000323 | Kleine Eyolf | 20000323 | 23rd March 2000 | Het Witte Theater | Het Witte Theater | Netherlands | |
| kyra tis thalassas, I, 19901020 | I kyra tis thalassas | 19901020 | 20th October 1990 | Alfa | Alfa | Greece | |
| Kukol'nyj dom, 193910 | Kukol'nyj dom (A Doll's House) | 193910 | October 1939 | Dramteatr | Dramteatr | Russia | |
| Kísértetek, 19190204 | Kísértetek | 19190204 | 4th February 1919 | Győr | Győr | Hungary | |
| Kämparne på Helgeland, 18920401 | Kämparne på Helgeland | 18920401 | 1st April 1892 | Svenska Teatern | Svenska Teatern | Finland | |
| Kaiser und Galiläer. I. Teil: Cäsars Abfall, 19080301 | Kaiser und Galiläer. I. Teil: Cäsars Abfall | 19080301 | 1st March 1908 | Schiller-Theater Charlottenburg | Schiller-Theater Charlottenburg | Germany | |
| Klein Eyolf, 19611022 | Klein Eyolf | 19611022 | 22nd October 1961 | Städtische Bühnen Münster | Städtische Bühnen Münster | Germany | |
| Kämparne på Helgeland, 18760920 | Kämparne på Helgeland | 18760920 | 20th September 1876 | Sundsvall | Sundsvall | Sweden | |
| Kísértetek, 19110525 | Kísértetek | 19110525 | 25th May 1911 | Pápa | Pápa | Hungary | |
| Kísértetek, 19461123 | Kísértetek | 19461123 | 23rd November 1946 | Csokonai Színház Irodalmi Színpad | Csokonai Színház Irodalmi Színpad | Hungary | |
| Kísértetek, 19241017 | Kísértetek | 19241017 | 17th October 1924 | Renaissance Színház | Renaissance Színház | Hungary | |
| Kaiser und Galiläer. Erster Teil: Cäsars Abfall, 19150312 | Kaiser und Galiläer. Erster Teil: Cäsars Abfall | 19150312 | 12th March 1915 | Thalia-Theater | Thalia-Theater | Germany | |
| Kvinnan från havet - av Susan Sontag, efter Henrik Ibsen, 20051111 | Kvinnan från havet - av Susan Sontag, efter Henrik Ibsen | 20051111 | 11th November 2005 | Intiman, Malmö Stadsteater | Intiman, Malmö Stadsteater | Sweden | |
| Kansanvihollinen, 19750323 | Kansanvihollinen | 19750323 | 23rd March 1975 | Tampereen Teatteri | Tampereen Teatteri | Finland | |
| Kukol'nyj dom, 1951 | Kukol'nyj dom (A Doll's House) | 1951 | 1951 | Ruskii dramatičeski teatr imeni M. Lermontova | Ruskii dramatičeski teatr imeni M. Lermontova | Russia | |
| Kísértetek, 19231101 | Kísértetek | 19231101 | 1st November 1923 | Nagykőrös | Nagykőrös | Hungary | |
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