| Klein Eyolf, 18950122 | Klein Eyolf | 18950122 | 22nd January 1895 | Stadsschouwburg Haarlem | Stadsschouwburg Haarlem | Netherlands | |
| Kronprätendenten, Die, 18761115 | Die Kronprätendenten | 18761115 | 15th November 1876 | Großherzogliches Hoftheater Schwerin | Großherzogliches Hoftheater Schwerin | Germany | |
| Kísértetek, 19011218 | Kísértetek | 19011218 | 18th December 1901 | Bratislava | Bratislava | Slovak Republic | |
| Kísértetek, 19251112 | Kísértetek | 19251112 | 12th November 1925 | Szeghalom | Szeghalom | Hungary | |
| Klein Eyolf, 19040124 | Klein Eyolf | 19040124 | 24th January 1904 | Saal des Gewerbevereins | Saal des Gewerbevereins | Latvia | |
| Kansanvihollinen, 19540930 | Kansanvihollinen | 19540930 | 30th September 1954 | Lahden Kaupunginteatteri | Lahden Kaupunginteatteri | Finland | |
| knuste dukkenes hjem, De, 20110906 | De knuste dukkenes hjem | 20110906 | 6th September 2011 | Nationale Scene, Den | Den Nationale Scene | Norway | |
| Kísértetek, 19230303 | Kísértetek | 19230303 | 3rd March 1923 | Mukačeve | Mukačeve | Ukraine | |
| Kronprätendenten, Die, 19150129 | Die Kronprätendenten | 19150129 | 29th January 1915 | Altonaer Stadttheater | Altonaer Stadttheater | Germany | |
| Kärlekens komedi, 18950107 | Kärlekens komedi | 18950107 | 7th January 1895 | Åbo Svenska Teater | Åbo Svenska Teater | Finland | |
| kyra tis thalassas, I, 19730619 | I kyra tis thalassas | 19730619 | 19th June 1973 | Radio, YENED Stathmos Enoplon | YENED Stathmos Enoplon Radio (Hellas) | Greece | |
| Kukol'nyj dom, 194810 | Kukol'nyj dom (A Doll's House) | 194810 | October 1948 | Oblastnoi dramteatr Volgograd | Oblastnoi dramteatr Volgograd | Russia | |
| Kísértetek, 19140312 | Kísértetek | 19140312 | 12th March 1914 | Cegléd | Cegléd | Hungary | |
| Klein Eyolf, 18950214 | Klein Eyolf | 18950214 | 14th February 1895 | Herzogliches Hoftheater | Herzogliches Hoftheater | Germany | |
| Kísértetek, 19311007 | Kísértetek | 19311007 | 7th October 1931 | Oradea | Oradea | Romania | |
| KΥΡΑ ΤΗΣ ΘΑΛΑΣΣΑΣ, 20171222 | Η ΚΥΡΑ ΤΗΣ ΘΑΛΑΣΣΑΣ (The Lady from the Sea) | 20171222 | 22nd December 2017 | Evis Gavrielides Auditorium | Evis Gavrielides Auditorium | Cyprus | |
| Kísértetek, 19111003 | Kísértetek | 19111003 | 3rd October 1911 | Alba Iulia | Alba Iulia | Romania | |
| Kísértetek, 19250516 | Kísértetek | 19250516 | 16th May 1925 | Csokonai Színház | Csokonai Színház | Hungary | |
| Kaiser und Galiläer. II. Teil: Julian, 19240930 | Kaiser und Galiläer. II. Teil: Julian | 19240930 | 30th September 1924 | Schauspielhaus Düsseldorf | Schauspielhaus Düsseldorf | Germany | |
| kyra tis thalassas, I, 19400506 | I kyra tis thalassas | 19400506 | 6th May 1940 | Theatro Pallas | Theatro Pallas | Greece | |
| Kjærlighedens Komedie, 18770302 | Kjærlighedens Komedie | 18770302 | 2nd March 1877 | Christiania Theater | Christiania Theater | Norway | |
| Kísértetek, 18911103 | Kísértetek | 18911103 | 3rd November 1891 | Sfântu Gheorghe | Sfântu Gheorghe | Romania | |
| Kukol'nyj dom, 196610 | Kukol'nyj dom | 196610 | October 1966 | Vologda dramatičeski teatr | Vologda dramatičeski teatr (Vologda Drama Theatre) | Russia | |
| Kísértetek, 19180528 | Kísértetek | 19180528 | 28th May 1918 | Deva | Deva | Romania | |
| Kronprätendenten, Die, 18980928 | Die Kronprätendenten | 18980928 | 28th September 1898 | Altonaer Stadttheater | Altonaer Stadttheater | Germany | |
| Klein Eyolf, 18961218 | Klein Eyolf | 18961218 | 18th December 1896 | K. K. Hofburgtheater | K. K. Hofburgtheater | Austria | |
| Kukol'nyj dom, 19401029 | Kukol'nyj dom | 19401029 | 29th October 1940 | Dramatičeskij teatr imeni Gor´kogo | Dramatičeskij teatr imeni Gor´kogo | Russia | |
| Koldt produkt af Matias Faldbakken, 20091008 | Koldt produkt af Matias Faldbakken | 20091008 | 8th October 2009 | Sukkerkogeriet | Sukkerkogeriet | Denmark | |
| Kämparne på Helgeland, 18760923 | Kämparne på Helgeland | 18760923 | 23rd September 1876 | Örebro Teater | Örebro Teater | Sweden | |
| Kísértetek, 19130121 | Kísértetek | 19130121 | 21st January 1913 | v | Bánovce nad Bebravou | Slovak Republic | |
| Kahn & Klovholt: Ibsen goes Brazil, 20040922 | Kahn & Klovholt: Ibsen goes Brazil | 20040922 | 22nd September 2004 | Porto Alegre em Cena | Porto Alegre em Cena | Brazil | |
| kyria apo ti thalassa, I, 20100904 | I kyria apo ti thalassa | 20100904 | 4th September 2010 | Nationaltheatret Hovedscenen | Nationaltheatret Hovedscenen | Norway | |
| Kummittelijoita, 1950 | Kummittelijoita | 1950 | 1950 | Mikkeli | Mikkeli | Finland | |
| Kærlighedens Komedie, 18810506 | Kærlighedens Komedie | 18810506 | 6th May 1881 | Theatret i Trondheim | Theatret i Trondheim | Norway | |
| Kísértetek, 19051018 | Kísértetek | 19051018 | 18th October 1905 | Miskolc | Miskolc | Hungary | |
| Kísértetek, 19270807 | Kísértetek | 19270807 | 7th August 1927 | Arad | Arad | Romania | |
| Konsertant Peer Gynt av Edvard Grieg. Tekst av Henrik Ibsen, 20040610 | Konsertant Peer Gynt av Edvard Grieg. Tekst av Henrik Ibsen | 20040610 | 10th June 2004 | Ibsenhuset | Ibsenhuset | Norway | |
| Klein Eyolf, 19240112 | Klein Eyolf | 19240112 | 12th January 1924 | Bremer Schauspielhaus | Bremer Schauspielhaus | Germany | |
| Kongs-emnerne, 18730901 | Kongs-emnerne | 18730901 | 1st September 1873 | Christiania Theater | Christiania Theater | Norway | |
| Kronprätendenten, Die, 19131002 | Die Kronprätendenten | 19131002 | 2nd October 1913 | Leipziger Stadttheater, Neues Theater | Leipziger Stadttheater, Neues Theater | Germany | |
| Kísértetek, 19240818 | Kísértetek | 19240818 | 18th August 1924 | Nagykanizsa | Nagykanizsa | Hungary | |
| Komödie der Liebe, 19171002 | Komödie der Liebe | 19171002 | 2nd October 1917 | Stadttheater Bern | Stadttheater Bern | Switzerland | |
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