| Kongsemnerne (opplesning), 20060509 | Kongsemnerne (opplesning) | 20060509 | 9th May 2006 | Håkonshallen | Håkonshallen | Norway | |
| Korolevstvo - na stol!, 19981022 | Korolevstvo - na stol! | 19981022 | 22nd October 1998 | Sfera teatr | Sfera teatr | Russia | |
| Komödie der Liebe, Die, 19061109 | Die Komödie der Liebe | 19061109 | 9th November 1906 | Pfauentheater | Pfauentheater | Switzerland | |
| Kísértetek, 19240710 | Kísértetek | 19240710 | 10th July 1924 | Kamara Színház | Kamara Színház | Hungary | |
| Kronprätendenten, Die, 19180103 | Die Kronprätendenten | 19180103 | 3rd January 1918 | Stadttheater Basel | Stadttheater Basel | Switzerland | |
| Komödie der Liebe, 19000713 | Komödie der Liebe | 19000713 | 13th July 1900 | Somossy-Mulató | Somossy-Mulató | Hungary | |
| Kleine Eyolf, 19791101 | Kleine Eyolf | 19791101 | 1st November 1979 | Koninklijke Schouwburg | Koninklijke Schouwburg | Netherlands | |
| Kukol'nyj dom, 195702 | Kukol'nyj dom (A Doll's House) | 195702 | February 1957 | Tomskij dramatičeski teatr imeni Čkalova | Tomskij dramatičeski teatr imeni Čkalova | Russia | |
| Kísértetek, 19150510 | Kísértetek | 19150510 | 10th May 1915 | Timișoara | Timișoara | Romania | |
| Kaiser und Galiläer, 18961205 | Kaiser und Galiläer | 18961205 | 5th December 1896 | Leipziger Stadttheater, Neues Theater | Leipziger Stadttheater, Neues Theater | Germany | |
| Kísértetek, 19431109 | Kísértetek | 19431109 | 9th November 1943 | Miskolc | Miskolc | Hungary | |
| Kärlekens komedi, 19190428 | Kärlekens komedi | 19190428 | 28th April 1919 | Nya Teatern | Nya Teatern | Sweden | |
| Klein Eyolf, 19200922 | Klein Eyolf | 19200922 | 22nd September 1920 | Burgtheater | Burgtheater | Austria | |
| Kísértetek, 19120912 | Kísértetek | 19120912 | 12th September 1912 | Balassagyarmat | Balassagyarmat | Hungary | |
| Kronprätendenten, Die, 19340120 | Die Kronprätendenten | 19340120 | 20th January 1934 | Stadttheater Bochum | Stadttheater Bochum | Germany | |
| Klein Eyolf, 18950127 | Klein Eyolf | 18950127 | 27th January 1895 | Theater van Lier | Theater van Lier | Netherlands | |
| Kísértetek, 19030113 | Kísértetek | 19030113 | 13th January 1903 | Sombor | Sombor | Serbia | |
| Kísértetek, 19251206 | Kísértetek | 19251206 | 6th December 1925 | Longacre Theatre | Longacre Theatre | United States | |
| Klein Eyolf, 19531209 | Klein Eyolf | 19531209 | 9th December 1953 | Stadttheater St. Gallen | Stadttheater St. Gallen | Switzerland | |
| Kouklospito, To, 20130928 | To Kouklospito | 20130928 | 28th September 2013 | | Teatro 104 | Greece | |
| Kísértetek, 19230305 | Kísértetek | 19230305 | 5th March 1923 | Arad | Arad | Romania | |
| Klein Eyolf, 19150222 | Klein Eyolf | 19150222 | 22nd February 1915 | Stadttheater Bern | Stadttheater Bern | Switzerland | |
| Klein Eyolf, 20051016 | Klein Eyolf | 20051016 | 16th October 2005 | Nationaltheater Mannheim | Nationaltheater Mannheim | Germany | |
| Konsul Bernik, 18970924 | Konsul Bernik | 18970924 | 24th September 1897 | Michailov Teatr | Michailov Teatr | Russia | |
| Kukol'nyj dom, 195002 | Kukol'nyj dom | 195002 | February 1950 | Teatr Komi | Teatr Komi | Russia | |
| Kísértetek, 19220403 | Kísértetek | 19220403 | 3rd April 1922 | Kiskunfélegyháza | Kiskunfélegyháza | Hungary | |
| Klein Eyolf, 18950224 | Klein Eyolf | 18950224 | 24th February 1895 | Salon des Variétés | Salon des Variétés | Netherlands | |
| Kísértetek, 19281008 | Kísértetek | 19281008 | 8th October 1928 | Lučenec | Lučenec | Slovak Republic | |
| Kämparne på Helgeland, 19111030 | Kämparne på Helgeland | 19111030 | 30th October 1911 | Svenska Teatern | Svenska Teatern | Finland | |
| Kärlekens komedi, 18950227 | Kärlekens komedi | 18950227 | 27th February 1895 | Viborgs Teater | Viborgs Teater | Russia | |
| Kísértetek, 19111102 | Kísértetek | 19111102 | 2nd November 1911 | Nagykőrös | Nagykőrös | Hungary | |
| Kjærlighedens Komedie, 18731124 | Kjærlighedens Komedie | 18731124 | 24th November 1873 | Christiania Theater | Christiania Theater | Norway | |
| Kísértetek, 19250522 | Kísértetek | 19250522 | 22nd May 1925 | Gyula | Gyula | Hungary | |
| Kronprätendenten, Die, 19280314 | Die Kronprätendenten | 19280314 | 14th March 1928 | Prinz-Regenten-Theater | Prinz-Regenten-Theater | Germany | |
| Kísértetek, 19130107 | Kísértetek | 19130107 | 7th January 1913 | Zrenjanin | Zrenjanin | Serbia | |
| Kjærlighedens Komedie, 18940827 | Kjærlighedens Komedie | 18940827 | 27th August 1894 | Christiania Theater | Christiania Theater | Norway | |
| Klein Eyolf, 19170801 | Klein Eyolf | 19170801 | 1st August 1917 | Münchner Kammerspiele | Münchner Kammerspiele | Germany | |
| Klein Eyolf, 19090608 | Klein Eyolf | 19090608 | 8th June 1909 | Johann Strauss Theater | Johann Strauss Theater | Austria | |
| Kärlekens komedi, 18900128 | Kärlekens komedi | 18900128 | 28th January 1890 | Teatern i Lund | Teatern i Lund | Sweden | |
| Kísértetek, 19101128 | Kísértetek | 19101128 | 28th November 1910 | Gherla | Gherla | Romania | |
| Kísértetek, 19480113 | Kísértetek | 19480113 | 13th January 1948 | Szekszárd | Szekszárd | Hungary | |
| Kuklen dom, 19740122 | Kuklen dom | 19740122 | 22nd January 1974 | Dramatitschen teatar Ivan Dimov | Dramatitschen teatar Ivan Dimov | Bulgaria | |
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