| Roof, J. Larry | J. Larry Roof | Designer, Lighting Designer | 1965 | 2 | |
| Roo, Sara de | Sara De Roo | Actor, Director | 1993 – 2014 | 144 | |
| Roo, Ago | Ago Roo | Actor | 1984 | 1 | |
| Ronzier, Rolf | Rolf Ronzier | Dramaturg | 2005 – 2008 | 3 | |
| Ronze, Xavier | Xavier Ronze | Costume Designer | 2012 | 11 | |
| Röntz, Wilhelm | Wilhelm Röntz | Director | 1907 | 1 | |
| Rontiris, Dimitris | Dimitris Rontiris | Adaptation, Assistant Director, Director | 1934 – 1939 | 4 | |
| Ronsin, -, | - Ronsin | Designer | 1906 | 1 | |
| Ronning, Robert | Robert Ronning | Actor | 1970 | 1 | |
| Rönnegård, Sofia | Sofia Rönnegård | Actor | 2007 – 2008 | 1 | |
| Rönnebeck, Tilmann | Tilmann Rönnebeck | Actor | 2005 – 2006 | 2 | |
| Rönnebeck, Emma | Emma Rönnebeck | Actor | 2008 – 2009 | 3 | |
| Rönnblad, Hugo, | Hugo Rönnblad | Actor | 1889 | 1 | |
| Rönnberg, Katariina | Katariina Rönnberg | Actor | 1980 | 1 | |
| Rönn, Ove | Ove Rönn | Actor | 1967 | 1 | |
| Ronkainen, Pekka | Pekka Ronkainen | Lighting Designer | 1990 – 1992 | 1 | |
| Ronk, Douglas | Douglas Ronk | Actor | 2004 | 1 | |
| Roni, - | - Roni | Actor | 2006 | 1 | |
| Rongeot, Stéphanie | Stéphanie Rongeot | Actor | 1996 – 1997 | 30 | |
| Ronge, Ulla | Ulla Ronge | Actor | 1937 | 1 | |
| Rong Chen | Rong Chen | Actor | 2007 | 1 | |
| Ronfard, Jean-Pierre | Jean-Pierre Ronfard | Director | 1991 | 1 | |
| Roney, Shanti | Shanti Roney | Actor | 2006 | 2 | 1 |
| Ronet, - | - Ronet | Actor | 1922 | 3 | |
| Ronen, Ilan, | Ilan Ronen | Director | 2000 | 1 | |
| Ronder, Paul | Paul Ronder | Director | 1961 | 1 | |
| Ronczewski, Ryszard | Ryszard Ronczewski | Actor | 1992 | 2 | |
| Roncová, Daniela | Daniela Roncová | Choreographer | 2002 | 1 | |
| Roncoroni, Mr., | Mr. Roncoroni | Actor | 1905 | 4 | |
| Ronconi, Luca | Luca Ronconi | Adaptation, Director, Translator | 1977 – 2011 | 13 | |
| Ronceros, Javier | Javier Ronceros | Actor | 2017 | 1 | |
| Rónayné, Etel, Balogh | Etel Balogh Rónayné | Actor | 1889 | 3 | |
| Ronay, Paula, | Paula Ronay | Actor | 1917 | 2 | |
| Rónay, Karola | Karola Rónay | Actor | 1889 | 7 | |
| Rónay, Dezső, | Dezső Rónay | Actor | 1906 – 1907 | 4 | |
| Ronane, Jessica | Jessica Ronane | Dramaturg | 2016 | 1 | |
| Ronald, Willy, | Willy Ronald | Actor | 1936 | 1 | |
| Ronaghan, Lisa | Lisa Ronaghan | Actor | 2013 | 1 | |
| Ronafini, O., | O. Ronafini | Actor | 1891 | 8 | |
| Rona, Alice, | Alice Rona | Actor | 1922 | 1 | |
| Ron, Vojtĕch | Vojtĕch Ron | Actor | 1965 | 4 | |
| Romska, Wanda, | Wanda Romska | Actor | 1913 | 1 | |
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