| Kleine Eyolf, 20000417 | Kleine Eyolf | 20000417 | 17th April 2000 | Harmonie, De | De Harmonie | Netherlands | |
| Klein Eyolf, 18950120 | Klein Eyolf | 18950120 | 20th January 1895 | Harmonie, De | De Harmonie | Netherlands | |
| Kleine Eyolf, 20000501 | Kleine Eyolf | 20000501 | 1st May 2000 | de Klinker | de Klinker | Netherlands | |
| Kleine Eyolf, 20000420 | Kleine Eyolf | 20000420 | 20th April 2000 | Oosterpoort Groningen, De | De Oosterpoort Groningen | Netherlands | |
| Kísértetek, 19130213 | Kísértetek | 19130213 | 13th February 1913 | Debrecen | Debrecen | Hungary | |
| Kísértetek, 19271101 | Kísértetek | 19271101 | 1st November 1927 | Debrecen | Debrecen | Hungary | |
| Kísértetek, 19101220 | Kísértetek | 19101220 | 20th December 1910 | Dej | Dej | Romania | |
| Kai mes mirę nubusim, 20101204 | Kai mes mirę nubusim | 20101204 | 4th December 2010 | Delhi Ibsen Festival | Delhi Ibsen Festival | India | |
| knuste dukkenes hjem, De, 20110906 | De knuste dukkenes hjem | 20110906 | 6th September 2011 | Nationale Scene, Den | Den Nationale Scene | Norway | |
| Kejser og Galilæer, 20000524 | Kejser og Galilæer | 20000524 | 24th May 2000 | Nationale Scene, Den | Den Nationale Scene | Norway | 1 |
| Kjærlighedens komedie, 19180920 | Kjærlighedens komedie | 19180920 | 20th September 1918 | Nationale Scene, Den | Den Nationale Scene | Norway | |
| Kjærlighedens komedie, 19280517 | Kjærlighedens komedie | 19280517 | 17th May 1928 | Nationale Scene, Den | Den Nationale Scene | Norway | |
| Kongsemnerne, 19620523 | Kongsemnerne | 19620523 | 23rd May 1962 | Nationale Scene, Den | Den Nationale Scene | Norway | |
| Kongsemnerne, 19620901 | Kongsemnerne | 19620901 | 1st September 1962 | Nationale Scene, Den | Den Nationale Scene | Norway | |
| Kjærlighedens komedie, 19570405 | Kjærlighedens komedie | 19570405 | 5th April 1957 | Nationale Scene, Den | Den Nationale Scene | Norway | |
| Kjærlighedens komedie, 19380514 | Kjærlighedens komedie | 19380514 | 14th May 1938 | Nationale Scene, Den | Den Nationale Scene | Norway | |
| Kongs-emnerne, 3. akt (2 avdelinger), 19451125 | Kongs-emnerne, 3. akt (2 avdelinger) | 19451125 | 25th November 1945 | Nationale Scene, Den | Den Nationale Scene | Norway | |
| Kærlighedens Komedie, 19480907 | Kærlighedens Komedie | 19480907 | 7th September 1948 | Det Gamle Teater | Det Gamle Teater | Norway | |
| Kongs-Emnerne, 18710111 | Kongs-Emnerne | 18710111 | 11th January 1871 | Kongelige Teater, Det | Det Kongelige Teater | Denmark | |
| Kongs-Emnerne, 18991015 | Kongs-Emnerne | 18991015 | 15th October 1899 | Kongelige Teater, Det | Det Kongelige Teater | Denmark | |
| Kongs-Emnerne, 19261114 | Kongs-Emnerne | 19261114 | 14th November 1926 | Kongelige Teater, Det | Det Kongelige Teater | Denmark | |
| Kærlighedens Komedie, 19280320 | Kærlighedens Komedie | 19280320 | 20th March 1928 | Kongelige Teater, Det | Det Kongelige Teater | Denmark | |
| Kongs-emnerne, 20040910 | Kongs-emnerne | 20040910 | 10th September 2004 | Kongelige Teater, Det | Det Kongelige Teater | Denmark | |
| Kongs-Emnerne, 18720207 | Kongs-Emnerne | 18720207 | 7th February 1872 | Kongelige Teater, Det | Det Kongelige Teater | Denmark | |
| Keisar og galilear, 19870919 | Keisar og galilear | 19870919 | 19th September 1987 | Norske Teatret, Det | Det Norske Teatret | Norway | |
| Kongsemnerne, 19890407 | Kongsemnerne | 19890407 | 7th April 1989 | Norske Teatret, Det | Det Norske Teatret | Norway | |
| Kongs-Emnerne, 19500512 | Kongs-Emnerne | 19500512 | 12th May 1950 | Det Norske Teatret (i Stortingsgata) | Det Norske Teatret (i Stortingsgata) | Norway | 1 |
| Klein Eyolf, 19231124 | Klein Eyolf | 19231124 | 24th November 1923 | Deutsches Schauspielhaus | Deutsches Schauspielhaus | Germany | |
| Kronprätendenten, Die, 19290213 | Die Kronprätendenten | 19290213 | 13th February 1929 | Deutsches Schauspielhaus | Deutsches Schauspielhaus | Germany | |
| Königsblut, 19930122 | Königsblut nach "Die Kronprätendenten" von Henrik Ibsen | 19930122 | 22nd January 1993 | Deutsches Schauspielhaus | Deutsches Schauspielhaus | Germany | |
| Klein Eyolf, 18950112 | Klein Eyolf | 18950112 | 12th January 1895 | Deutsches Theater | Deutsches Theater | Germany | |
| Kísértetek, 19180528 | Kísértetek | 19180528 | 28th May 1918 | Deva | Deva | Romania | |
| kyra tis thalassas, I, 20120106 | I kyra tis thalassas | 20120106 | 6th January 2012 | Diachrono Theatro | Diachrono Theatro | Greece | |
| kyra tis thalassas, I, 19280315 | I kyra tis thalassas | 19280315 | 15th March 1928 | Dimotiko Theatro Apollon | Dimotiko Theatro Apollon | Greece | |
| kyria apo ti thalassa, I, 20100219 | I kyria apo ti thalassa | 20100219 | 19th February 2010 | Dimotiko Theatro Apollon | Dimotiko Theatro Apollon | Greece | 3 |
| kouklospito, Ena, 19950108 | Ena kouklospito | 19950108 | 8th January 1995 | | Dimotiko Theatro Edessas | Greece | |
| kouklospito, Ena, 19950211 | Ena kouklospito | 19950211 | 11th February 1995 | | Dimotiko Theatro Kastorias | Greece | |
| kouklospito, Ena, 19950225 | Ena kouklospito | 19950225 | 25th February 1995 | | Dimotiko Theatro Komotinis | Greece | |
| kouklospito, Ena, 19950204 | Ena kouklospito | 19950204 | 4th February 1995 | | Dimotiko Theatro Kozanis | Greece | |
| kouklospito, Ena, 19950202 | Ena kouklospito | 19950202 | 2nd February 1995 | | Dimotiko Theatro Naousas | Greece | |
| kouklospito, Ena, 19950216 | Ena kouklospito | 19950216 | 16th February 1995 | | Dimotiko Theatro Plateos | Greece | |
| kouklospito, Ena, 19950221 | Ena kouklospito | 19950221 | 21st February 1995 | | Dimotiko Theatro Serron | Greece | |
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