| Kísértetek, 19281008 | Kísértetek | 19281008 | 8th October 1928 | Lučenec | Lučenec | Slovak Republic | |
| Klein Eyolf, 18950227 | Klein Eyolf | 18950227 | 27th February 1895 | K. K. Hofburgtheater | K. K. Hofburgtheater | Austria | |
| Konsertant Peer Gynt av Edvard Grieg. Tekst av Henrik Ibsen, 20040526 | Konsertant Peer Gynt av Edvard Grieg. Tekst av Henrik Ibsen | 20040526 | 26th May 2004 | Oslo Konserthus | Oslo Konserthus | Norway | |
| Kísértetek, 19130326 | Kísértetek | 19130326 | 26th March 1913 | Székesfehérvár | Székesfehérvár | Hungary | |
| Kärlekens komedi, 18950227 | Kärlekens komedi | 18950227 | 27th February 1895 | Viborgs Teater | Viborgs Teater | Russia | |
| Kísértetek, 19250429 | Kísértetek | 19250429 | 29th April 1925 | Renaissance Színház | Renaissance Színház | Hungary | |
| Komödie der Liebe, Die, 19061109 | Die Komödie der Liebe | 19061109 | 9th November 1906 | Pfauentheater | Pfauentheater | Switzerland | |
| Kísértetek, 19101220 | Kísértetek | 19101220 | 20th December 1910 | Dej | Dej | Romania | |
| Kísértetek, 19250522 | Kísértetek | 19250522 | 22nd May 1925 | Gyula | Gyula | Hungary | |
| Kronprätendenten, Die, 19280324 | Die Kronprätendenten | 19280324 | 24th March 1928 | Badisches Landestheater Karlsruhe | Badisches Landestheater Karlsruhe | Germany | |
| Kis Eyolf, 19330428 | Kis Eyolf | 19330428 | 28th April 1933 | Nagykanizsa | Nagykanizsa | Hungary | |
| Kukol'nyj dom, 197302 | Kukol'nyj dom (A Doll's House) | 197302 | February 1973 | Oblasni dram teatr | Oblasni dram teatr | Russia | |
| Kongsemnerne, 19581018 | Kongsemnerne | 19581018 | 18th October 1958 | Nationaltheatret | Nationaltheatret | Norway | |
| Kísértetek, 19111102 | Kísértetek | 19111102 | 2nd November 1911 | Nagykőrös | Nagykőrös | Hungary | |
| Komödie der Liebe, 18990601 | Komödie der Liebe | 18990601 | 1st June 1899 | Neues Sommer-Theater | Neues Sommer-Theater | Poland | |
| Kärlekens komedi, 19150507 | Kärlekens komedi | 19150507 | 7th May 1915 | Svenska Teatern | Svenska Teatern | Finland | |
| Kämparne på Helgeland, 18760918 | Kämparne på Helgeland | 18760918 | 18th September 1876 | Falu Teater | Falu Teater | Sweden | |
| Kærlighedens Komedie, 19280320 | Kærlighedens Komedie | 19280320 | 20th March 1928 | Kongelige Teater, Det | Det Kongelige Teater | Denmark | |
| Kronprätendenten, Die, 19111028 | Die Kronprätendenten | 19111028 | 28th October 1911 | Großherzogliches Hoftheater Weimar | Großherzogliches Hoftheater Weimar | Germany | |
| Kahn & Klovholt: Ibsen goes Brazil, 20051019 | Kahn & Klovholt: Ibsen goes Brazil | 20051019 | 19th October 2005 | BIT Bergen | BIT Bergen | Norway | |
| Komödie der Liebe, 19161229 | Komödie der Liebe | 19161229 | 29th December 1916 | Großherzogliches Hof-Theater Darmstadt | Großherzogliches Hof-Theater Darmstadt | Germany | |
| Kummittelijoita, 1946 | Kummittelijoita | 1946 | 1946 | Tanssiteatteri ERI | Tanssiteatteri ERI | Finland | |
| Kísértetek, 19291128 | Kísértetek | 19291128 | 28th November 1929 | Baja | Baja | Hungary | |
| Kísértetek, 191212 | Kísértetek | 191212 | December 1912 | Oravița | Oravița | Romania | |
| Kouklospito, To, 20130928 | To Kouklospito | 20130928 | 28th September 2013 | | Teatro 104 | Greece | |
| Korolevstvo - na stol!, 19981022 | Korolevstvo - na stol! | 19981022 | 22nd October 1998 | Sfera teatr | Sfera teatr | Russia | |
| Kísértetek, 19130606 | Kísértetek | 19130606 | 6th June 1913 | Šahy | Šahy | Slovak Republic | |
| Kísértetek, 19240710 | Kísértetek | 19240710 | 10th July 1924 | Kamara Színház | Kamara Színház | Hungary | |
| kouklospito, Ena, 19950213 | Ena kouklospito | 19950213 | 13th February 1995 | | Efxinos Leschi | Greece | |
| Komödie der Liebe, 19000713 | Komödie der Liebe | 19000713 | 13th July 1900 | Somossy-Mulató | Somossy-Mulató | Hungary | |
| Kisértetek, 19300314 | Kisértetek | 19300314 | 14th March 1930 | Magyar Színház | Magyar Színház | Hungary | |
| 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 | |
| Kronprätendenten, Die, 19310527 | Die Kronprätendenten | 19310527 | 27th May 1931 | Burgtheater | Burgtheater | Austria | |
| Kísértetek, 19431109 | Kísértetek | 19431109 | 9th November 1943 | Miskolc | Miskolc | Hungary | |
| Klein Eyolf, 19200922 | Klein Eyolf | 19200922 | 22nd September 1920 | Burgtheater | Burgtheater | Austria | |
| Kærlighedens Komedie, 19280322 | Kærlighedens Komedie | 19280322 | 22nd March 1928 | Tønsberg | Tønsberg | Norway | |
| Kísértetek, 19261025 | Kísértetek | 19261025 | 25th October 1926 | Mezőtúr | Mezőtúr | Hungary | |
| Klein Eyolf, 18950127 | Klein Eyolf | 18950127 | 27th January 1895 | Theater van Lier | Theater van Lier | Netherlands | |
| Kjærlighetens komedie, 19800901 | Kjærlighetens komedie | 19800901 | 1st September 1980 | Nationaltheatret Amfiscenen | Nationaltheatret Amfiscenen | Norway | |
| Kogda my, myortvye, voskresnem?, 1918 | Kogda my, myortvye, voskresnem? | 1918 | 1918 | Russia | Russia | Russia | |
| Kísértetek, 19110803 | Kísértetek | 19110803 | 3rd August 1911 | Baia Mare | Baia Mare | Romania | |
| Koldt produkt af Matias Faldbakken, 20091008 | Koldt produkt af Matias Faldbakken | 20091008 | 8th October 2009 | Sukkerkogeriet | Sukkerkogeriet | Denmark | |
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