| Inn i Peer Gynts rike, 20121112 | Inn i Peer Gynts rike | 20121112 | 12th November 2012 | Nationale Scene, Den | Den Nationale Scene | Norway | |
| Irene ou la résurrection de Maurice Clavel, d' après "Quand nous nous réveillons d' entre les morts" d' Henrik Ibsen, 19761021 | Irene ou la résurrection de Maurice Clavel, d' après "Quand nous nous réveillons d' entre les morts" d' Henrik Ibsen | 19761021 | 21st October 1976 | Nouveau Carré Silvia Monfort | Nouveau Carré Silvia Monfort | France | |
| IB3EN, 20130214 | IB3EN | 20130214 | 14th February 2013 | Momentum, Teater | Teater Momentum | Denmark | |
| inimigo do povo, 19971202 | O inimigo do povo | 19971202 | 2nd December 1997 | Teatro Municipal Sá de Miranda | Teatro Municipal Sá de Miranda | Portugal | |
| Indian Arm, 20150408 | Indian Arm | 20150408 | 8th April 2015 | Studio 16 | Studio 16 | Canada | |
| Ibsen in pieces, 20150530 | Ibsen in pieces | 20150530 | 30th May 2015 | Westerdals Oslo ACT (Campus Vaterland) | Westerdals Oslo ACT (Campus Vaterland) | Norway | |
| I agriopapia, 20180525 | I agriopapia (The Wild Duck / Η αγριόπαπια) | 20180525 | 25th May 2018 | Théatro Poreía | Théatro Poreía
(Poreia theatre) | Greece | |
| Ipusen no on'na-tachi, 20061110 | Ipusen no on'na-tachi (Ibsen's women / イプセンの女たち) | 20061110 | 10th November 2006 | Ōsakafu Tachi josei sōgō sentā | Ōsakafu Tachi josei sōgō sentā
(Osaka Prefectural Women's Center) | Japan | |
| Inimigos na casa de bonecas, 20180517 | Inimigos na casa de bonecas (Enemies in the Doll's House) | 20180517 | 17th May 2018 | Instituto LING | Instituto LING | Brazil | |
| Inimigos na casa de bonecas, 20190621 | Inimigos na casa de bonecas (Enemies in the Doll's House) | 20190621 | 21st June 2019 | Teatro do SESC Centro | Teatro do SESC Centro | Brazil | |
| Inimigos na casa de bonecas, 20191023 | Inimigos na casa de bonecas (Enemies in the Doll's House) | 20191023 | 23rd October 2019 | Teater Ibsen | Teater Ibsen | Norway | |
| Inimigos na casa de bonecas, 20190830 | Inimigos na casa de bonecas (Enemies in the Doll's House) | 20190830 | 30th August 2019 | Teatro Glênio Peres | Teatro Glênio Peres | Brazil | |
| Inimigos na casa de bonecas, 20181007 | Inimigos na casa de bonecas (Enemies in the Doll's House) | 20181007 | 7th October 2018 | Theatro São Pedro | Theatro São Pedro | Brazil | |
| Inimigos na casa de bonecas, 20190521 | Inimigos na casa de bonecas (Enemies in the Doll's House) | 20190521 | 21st May 2019 | Teatro do SESC Centro | Teatro do SESC Centro | Brazil | |
| Inimigos na casa de bonecas, 20181102 | Inimigos na casa de bonecas (Enemies in the Doll's House) | 20181102 | 2nd November 2018 | Teatro Renascença | Teatro Renascença | Brazil | |
| Il costruttore Solness, 20181201 | Il costruttore Solness | 20181201 | 1st December 2018 | Teatro Vertigo | Teatro Vertigo | Italy | |
| Inimigo do Povo, o, 20070112 | O Inimigo do Povo | 20070112 | 12th January 2007 | Teatro Ruth Escobar | Teatro Ruth Escobar | Brazil | |
| Ibsen by Ibsen, 198205 | Ibsen by Ibsen | 198205 | May
1982 | American Repertory Theatre | American Repertory Theatre | United States of America | |
| Into Either End of the Cylinder, 20060819 | Into Either End of the Cylinder | 20060819 | 19th August 2006 | United States | United States | United States of America | |
| Ibsen (several of the Norwegian playwright’s less well-known plays), 20211105 | Ibsen Huis (Ibsen House) | 20211105 | 5th November 2021 | ITA ensemble | ITA ensemble | Netherlands | |
| Il costruttore Sollness, 19600401 | Il costruttore Sollness | 19600401 | 1st April 1960 | Italy | Italy | Italy | |
| Ibsen House, 20191025 | Ibsen House | 20191025 | 25th October 2019 | Teatro Nacional D. Maria II (Sala Estúdio) | Teatro Nacional D. Maria II (Sala Estúdio) | Portugal | |
| Ibseniane, Le donne di Ibsen, 20220521 | Ibseniane - Le donne di Ibsen | 20220521 | 21st May 2022 | Teatro dei Segni | Teatro dei Segni | Italy | |
| Ibsen in Chicago, 20180202 | Ibsen in Chicago | 20180202 | 2nd February 2018 | Seattle Repertory Theatre | Seattle Repertory Theatre | United States of America | |
| Ibsendekonstruktion II: Brand, 20230309 | Ibsendekonstruktion II: Brand | 20230309 | 9th March 2023 | Bryggeriteatern | Bryggeriteatern | Sweden | |
| Il était une fois à Gyntiana, 20230616 | Il était une fois à Gyntiana | 20230616 | 16th June 2023 | Théâtre 13 | Théâtre 13 | France | |
| Instinto, 20230604 | Instinto (Instinct) | 20230604 | 4th June 2023 | Multipalco Eva Sopher | Teatro Oficina Olga Reverbel do Multipalco Eva Sopher | Brazil | |
| Inimigo do povo, 20220407 | Un Inimigo do povo | 20220407 | 7th April 2022 | Teatro Aliança Francesa | Teatro Aliança Francesa | Brazil | |
| Ibsenfestivalen 1990, 19900830 | Ibsenfestivalen 1990 | 19900830 | 30th August 1990 | Nationaltheatret | Nationaltheatret | Norway | |
| Ibsen ha muerto (o lo que le hubiera pasado a Nora), 20231117 | Ibsen ha muerto (o lo que le hubiera pasado a Nora) | 20231117 | 17th November 2023 | Br. Artigas 1327 | Br. Artigas 1327 | Uruguay | |
| Ipusen no on'na-tachi, 20131130 | Ipusen no on'na-tachi (Ibsen's women / イプセンの女たち) | 20131130 | 30th November 2013 | A uru su potto | A uru su potto
(Owl Spot) | Japan | |
| Ibsen's Ghost, 20240302 | Ibsen's Ghost | 20240302 | 2nd March 2024 | 59E59 Theaters | 59E59 Theaters | United States of America | |
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