| Inimigo do povo, un, 20070301 | Un inimigo do povo | 20070301 | 1st March 2007 | Teatro Municipal de Almada | Teatro Municipal de Almada | Portugal | |
| Ibsen3, 20091024 | Ibsen3 | 20091024 | 24th October 2009 | Cultuurcentrum de Fabriek | Cultuurcentrum de Fabriek | Belgium | |
| Ibsen: Gespenster, 20150617 | Ibsen: Gespenster | 20150617 | 17th June 2015 | | LOT-Theater | Germany | |
| Inimigo do Povo, O, 199803 | O Inimigo do Povo | 199803 | March 1998 | Teatro Sérgio Cardoso | Teatro Sérgio Cardoso | Brazil | |
| Ibsen Kvinner, 20131130 | Ibsen Kvinner | 20131130 | 30th November 2013 | Owl Spot | Owl Spot | Japan | |
| Ibsen Incorporated, 20160511 | Ibsen Incorporated | 20160511 | 11th May 2016 | Teatrul de Stat din Arad (Teatrul Clasic Ioan Slavici ) | Teatrul de Stat din Arad (Teatrul Clasic Ioan Slavici ) | Romania | |
| Ibsen In One Take （一镜一生易卜生）, 20130927 | 一镜一生易卜生 （Ibsen In One Take） (Yijing yisheng yibusheng) | 20130927 | 27th September 2013 | Shanghai | Shanghai | China | |
| Inimigo do povo, um, 20050512 | Um inimigo do povo | 20050512 | 12th May 2005 | Teatro Apolo | Teatro Apolo | Brazil | |
| Inn i Peer Gynts rike, 20060606 | Inn i Peer Gynts rike | 20060606 | 6th June 2006 | Hamar Rådhus | Hamar Rådhus | Norway | |
| Imagine Home, 20110804 | Imagine Home | 20110804 | 4th August 2011 | Lake Pool Park | Lake Pool Park | United States | |
| Il costruttore Solness, 20181201 | Il costruttore Solness | 20181201 | 1st December 2018 | Teatro Vertigo | Teatro Vertigo | Italy | |
| Independence Day!, 20031026 | Independence Day! | 20031026 | 26th October 2003 | Amakhosi Theatre | Amakhosi Theatre | Zimbabwe | |
| IBSEN: PEER GYNT, 20160527 | IBSEN: PEER GYNT | 20160527 | 27th May 2016 | Sophiensaele | Sophiensäle (Sophiensaele) | Germany | |
| Ibsens lille Eyolf - av Jens Peter Karlsson (en parafras på Henrik Ibsens Lille Eyolf), 20080805 | Ibsens lille Eyolf - av Jens Peter Karlsson (en parafras på Henrik Ibsens Lille Eyolf) | 20080805 | 5th August 2008 | Skillinge Teater | Skillinge Teater | Sweden | |
| Ibsen3, 20091107 | Ibsen3 | 20091107 | 7th November 2009 | CC Strombeek-Bever | CC Strombeek-Bever | Belgium | |
| Ibsen: Gespenster, 20150407 | Ibsen: Gespenster | 20150407 | 7th April 2015 | Sophiensaele | Sophiensäle (Sophiensaele) | Germany | |
| Inimigo do povo, un, 20070327 | Un inimigo do povo | 20070327 | 27th March 2007 | Teatro Garcia de Resende | Teatro Garcia de Resende | Portugal | |
| Ibsen3, 20091016 | Ibsen3 | 20091016 | 16th October 2009 | Stadsschouwburg Utrecht | Stadsschouwburg Utrecht | Netherlands | |
| Ibsen Incorporated, 20161115 | Ibsen Incorporated | 20161115 | 15th November 2016 | HERE Arts Center | HERE Arts Center | United States | |
| I Nora, 19301001 | I Nora | 19301001 | 1st October 1930 | Theatro Apollon | Theatro Apollon | Greece | |
| ID - Identity of the Soul. A cinematic live performance about revenge, reconciliation and the individual, based on Ibsen's poem Terje Vigen and Darwish's A Soldier Dreams of White Lilies, 20081013 | ID - Identity of the Soul. A cinematic live performance about revenge, reconciliation and the individual, based on Ibsen’s poem Terje Vigen and Darwish’s A Soldier Dreams of White Lilies | 20081013 | 13th October 2008 | Stadium, Jericho | Stadium, Jericho | Palestinian Territories | |
| Ibsen: Gespenster, 20160823 | Ibsen: Gespenster | 20160823 | 23rd August 2016 | Korjaamo Teatteri | Korjaamo Teatteri | Finland | |
| inimigo do povo, 19971202 | O inimigo do povo | 19971202 | 2nd December 1997 | Teatro Municipal Sá de Miranda | Teatro Municipal Sá de Miranda | Portugal | |
| Ibsen's Children, 20111117 | Ibsen’s Children | 20111117 | 17th November 2011 | Augustana Theatre | Augustana Theatre | Canada | |
| I kyra tes thalassas, 19860515 | I kyra tes thalassas | 19860515 | 15th May 1986 | ERT A’ Programma Radio | ERT A’ Programma Radio | Greece | |
| Isten éltessen, Hedvig Ekdal!, 20050501 | Isten éltessen, Hedvig Ekdal | 20050501 | 1st May 2005 | Merlin Színház | Merlin Színház | Hungary | |
| Inger Östråtin rouva, 19161207 | Inger Östråtin rouva | 19161207 | 7th December 1916 | Kansan Näyttämö | Kansan Näyttämö | Finland | |
| Imagine Home, 20110803 | Imagine Home | 20110803 | 3rd August 2011 | Harvard Community Services Center | Harvard Community Services Center | United States | |
| Inimigos na casa de bonecas, 20181007 | Inimigos na casa de bonecas | 20181007 | 7th October 2018 | Theatro São Pedro | Theatro São Pedro | Brazil | |
| Ibsen: Gespenster, 20151024 | Ibsen: Gespenster | 20151024 | 24th October 2015 | Schwere Reiter | Schwere Reiter | Germany | |
| inimigo do povo, Um, 19940510 | Um inimigo do povo | 19940510 | 10th May 1994 | Teatro do IBEU | Teatro do IBEU | Brazil | |
| IBSEN: PEER GYNT, 20160112 | IBSEN: PEER GYNT | 20160112 | 12th January 2016 | Münchner Kammerspiele | Münchner Kammerspiele | Germany | |
| Ibsenmaskin, 20100826 | Ibsenmaskin | 20100826 | 26th August 2010 | Nationaltheatret Hovedscenen | Nationaltheatret Hovedscenen | Norway | |
| Ibsen Women - Put an eagle in a cage, 198904 | Ibsen Women - Put an eagle in a cage | 198904 | April 1989 | Yale University, Whitney Humanities Center | Yale University, Whitney Humanities Center | United States | |
| Ibsen3, 20091029 | Ibsen3 | 20091029 | 29th October 2009 | Wagehuys | Wagehuys | Belgium | |
| Ibsen / Stalder: Wyssi Ross - Nach «Rosmersholm», 20081122 | Ibsen / Stalder: Wyssi Ross - Nach «Rosmersholm» | 20081122 | 22nd November 2008 | Rüttihubelbad | Rüttihubelbad | Switzerland | |
| inimigo do povo, Um, 19520704 | Um inimigo do povo | 19520704 | 4th July 1952 | Teatro Municipal | Teatro Municipal | Brazil | |
| Imperatore e Galileo, 19021210 | Imperatore e Galileo | 19021210 | 10th December 1902 | Politeama Verdi | Politeama Verdi | Italy | |
| IBSEN/FOSSE 2006 Rosmersholm, 20060804 | IBSEN/FOSSE 2006 Rosmersholm | 20060804 | 4th August 2006 | 59E59 Theaters | 59E59 Theaters | United States | |
| Ibsen3, 20091008 | Ibsen3 | 20091008 | 8th October 2009 | Het Kruithuis | Het Kruithuis | Netherlands | |
| Ibsen: John Gabriel Borkman, 20141112 | Ibsen: John Gabriel Borkman | 20141112 | 12th November 2014 | | LOT-Theater | Germany | |
| Ibsendekonstruktion 1: Gengångare, 20101211 | Ibsendekonstruktion 1: Gengångare | 20101211 | 11th December 2010 | Dramaten | Dramaten | Sweden | |
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