| Sankilampi, Pekka | Pekka Sankilampi | Actor | 1998 | 1 | |
| Salo, Jouni | Jouni Salo | Actor | 1998 | 4 | |
| Saastamoinen, Anne | Anne Saastamoinen | Adaptation | 1998 | 1 | |
| Simion, Emil | Emil Simion | Conductor | 1998 | 1 | |
| Shakeri, Ghasem | Ghasem Shakeri | Director | 1998 | 1 | |
| Sandberg, Kristen | Kristen Sandberg | Actor | 1998 - 1999 | 3 | |
| Smirou, Melanie | Melanie Smirou | Actor | 1998 - 2000 | 10 | |
| Statkevičius, Juozas | Juozas Statkevičius | Costume Designer | 1998 - 2000 | 4 | |
| Svobonas, Dainius | Dainius Svobonas | Actor | 1998 - 2000 | 4 | |
| Sanda, Dominique | Dominique Sanda | Actor | 1998 - 2000 | 17 | |
| Shaughnessy, Moira | Moira Shaughnessy | Costume Designer | 1998 - 2000 | 3 | |
| Schönfeld, Christine | Christine Schönfeld | Actor | 1998 - 2001 | 2 | |
| Slíva, Ladislav | Ladislav Slíva | Adaptation, Dramaturg | 1998 - 2002 | 3 | |
| Stĕpán, Frantisek | Frantisek Stĕpán | Actor | 1998 - 2002 | 3 | |
| Sandbakken, Ida Martine M. | Ida Martine M. Sandbakken | Actor | 1998 - 2002 | 10 | |
| Stöß, Norbert | Norbert Stöß | Actor | 1998 - 2002 | 2 | |
| Schindler, Thomas | Thomas Schindler | Actor, Dramaturg | 1998 - 2003 | 4 | |
| Smart, Annie | Annie Smart | Costume Designer, Designer | 1998 - 2004 | 3 | |
| Storck, Gisela | Gisela Storck | Actor | 1998 - 2004 | 2 | 1 |
| Shea, Ed | Ed Shea | Adaptation, Director | 1998 - 2004 | 3 | |
| Schäfer, Herbert | Herbert Schäfer | Actor | 1998 - 2004 | 3 | |
| Shaheen, Israfil | Israfil Shaheen | Director | 1998 - 2006 | 3 | |
| Shostakovich, Dmitri | Dmitri Shostakovich | Composer | 1998 - 2006 | 5 | |
| Saárossy, Kinga | Kinga Saárossy | Actor | 1998 - 2006 | 2 | |
| Sur, Debanjan | Debanjan Sur | Actor, Designer | 1998 - 2007 | 7 | |
| Sendke, Krzysztof | Krzysztof Sendke | Lighting Designer | 1998 - 2008 | 2 | |
| Schörghofer, Hartmut | Hartmut Schörghofer | Costume Designer, Designer | 1998 - 2008 | 4 | |
| Sabuj, Khairul Alam | Khairul Alam Sabuj | Adaptation, Translator | 1998 - 2009 | 9 | 1 |
| Schubert, Matthias | Matthias Schubert | Actor, Dramaturg | 1998 - 2009 | 3 | |
| Stránský, Martin | Martin Stránský | Actor | 1998 - 2011 | 7 | 3 |
| Sontag, Susan | Susan Sontag | Adaptation, Author | 1998 - 2013 | 34 | 1 |
| Schneider, Thomas | Thomas Schneider | Actor | 1998 - 2014 | 4 | 1 |
| Sigurjónsson, Stefán, Sturla | Stefán Sturla Sigurjónsson | Actor | 1998 - 2014 | 2 | |
| Schmidt, Till | Till Schmidt | Actor | 1998 - 2015 | 5 | |
| Simonides, Jörg | Jörg Simonides | Actor | 1998 - 2015 | 2 | |
| Sieberock-Serafimowitsch, Michael | Michael Sieberock-Serafimowitsch | Choreographer, Costume Designer, Designer | 1998 - 2017 | 8 | |
| Schmidt-Rahmer, Hermann | Hermann Schmidt-Rahmer | Director | 1998 - 2017 | 2 | |
| Sheng, Han Tong | Han Tong Sheng | Actor | 1998 - 2019 | 6 | 2 |
| Sullivan, Jr., Fred | Fred Sullivan, Jr. | Actor, Director | 1998 - 2021 | 5 | |
| Saraví, Juan | Juan Saraví | Actor | 1999 | 1 | |
| Sayre, Jack | Jack Sayre | Sound Designer | 1999 | 1 | |
| Selygin, Aleksej | Aleksej Selygin | Composer | 1999 | 1 | |
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