Name  | Functions | Event Dates | Events | Resources | ||
|---|---|---|---|---|---|---|
| Doina Ionescu | Actor | 1963 | 1 | |||
| Eugenia-Gina Ionescu | Assistant Director | 1985 | 2 | |||
| Ioan Andrei Ionescu | Actor | 2024 | 1 | |||
| Irina Ionescu | Actor | 1957 | 1 | |||
| Lucian Ionescu | Musical Director | 1955 - 1966 | 3 | |||
| Marius Ionescu | Actor | 1972 | 3 | |||
| Nicolae Ionescu | Actor | 2016 - 2018 | 6 | |||
| Nina Ionescu | Actor | 2003 | 1 | |||
| Răzvan Ionescu | Actor | 1989 | 1 | |||
| Şerban Ionescu | Actor | 1977 | 4 | |||
| Ștefan Ionescu | Actor | 2009 - 2015 | 3 | |||
| Victor Ionescu | Actor | 1967 | 1 | |||
| Tatiana Ionesi | Actor | 2005 | 1 | |||
| Korinna Ionidou | Actor | 1903 | 4 | |||
| Vali Ioniță | Director | 2005 | 1 | |||
| Jason Ions | Designer | 2002 | 1 | |||
| Ilie Iordan | Actor | 2011 | 1 | |||
| Ştefan Iordănescu | Actor, Director | 1970 - 1998 | 6 | |||
| Giannis Iordanidis | Actor, Director, Dramaturg, Translator | 1965 - 2008 | 16 | |||
| Livia Iorga | Actor | 2005 | 2 | |||
| Silvius Iorga | Actor | 2009 | 2 | |||
| Cerasela Iosifescu | Actor | 1992 | 1 | |||
| Iván Iparraguirre | Actor, Adaptation, Director | 2006 | 3 | 1 | ||
| Anna Ipat'eva | Costume Designer | 2003 - 2005 | 2 | |||
| Anaid Iplicjian | Actor | 1956 - 1966 | 2 | |||
| Biserka Ipša | Actor | 1983 | 1 | |||
| Bodil Ipsen | Actor, Director | 1924 - 2004 | 20 | 1 | ||
| Henrik Ipsen | Actor | 1997 | 1 | |||
| Mariam Iqbal | Actor | 2010 | 1 | |||
| Naser Irani | Translator | 2020 | 1 | |||
| Antonio Iranzo | Actor | 1968 - 1982 | 4 | 1 | ||
| Eli Iranzo | Actor | 2014 | 1 | |||
| Clement Irbil | Lighting Designer | 2014 - 2023 | 4 | |||
| Greg Ireland | Composer, Musician | 2018 | 2 | |||
| Taylor Ireland | Assistant Director | 2024 | 1 | |||
| Nikoleta Irene | Actor | 2018 | 1 | |||
| John Ireys | Actor, Dancer | 1940 | 6 | |||
| Irfan - | Actor | 1991 | 1 | |||
| Lilly Irgen | Actor | 1911 | 1 | |||
| Mari Irgens-Hansen | Actor | 1891 - 1921 | 11 | 1 | ||
| Nadine Lehmann Irgens | Actor | 2012 | 1 | |||
| Federico Iribarren | Actor | 1943 | 1 | |||