| Ziemons, Charlotte | Charlotte Ziemons | Costume Designer | 1992 | 1 | |
| Zipprodt, Patricia | Patricia Zipprodt | Costume Designer | 1992 | 1 | |
| Zorrilla, Guma | Guma Zorrilla | Costume Designer | 1994 | 1 | |
| Zeh, Gisela, A. | Gisela A. Zeh | Costume Designer | 1967 | 1 | |
| Zimmermann, Catherine | Catherine Zimmermann | Costume Designer | 2002 - 2004 | 33 | 1 |
| Zodnik, Sandra | Sandra Zodnik | Costume Designer | 2007 | 1 | |
| Zeynalian, Adna | Adna Zeynalian | Costume Designer | 2007 | 1 | |
| Zambernardi, Fabio | Fabio Zambernardi | Costume Designer | 2016 - 2017 | 12 | |
| Zutshi, Tabasheer | Tabasheer Zutshi | Costume Designer | 2010 | 1 | |
| Zogg, Maggie | Maggie Zogg | Costume Designer | 2009 - 2011 | 15 | |
| Zielke, Nicole | Nicole Zielke | Costume Designer | 2009 - 2010 | 2 | |
| Zhang, Lanying | Lanying Zhang | Costume Designer | 1983 | 1 | |
| Zibereva, Irina | Irina Zibereva | Costume Designer | 1998 | 1 | |
| Zürcher, Ursina | Ursina Zürcher | Costume Designer | 2000 | 1 | |
| Zupan, Vida | Vida Zupan | Costume Designer | 1970 | 1 | |
| Zhao, Yuanting | Yuanting Zhao | Costume Designer | 2017 | 1 | |
| Zhang, Fan | Fan Zhang | Costume Designer | 2018 | 1 | |
| Zhou, Nan | Nan Zhou | Costume Designer | 2018 | 1 | |
| Zhang, Yue'er | Yue'er Zhang | Costume Designer | 2020 | 2 | |
| Zingg, Katrine | Katrine Zingg | Costume Designer | 2010 - 2011 | 3 | |
| Zhao, Yi Lin | Yi Lin Zhao | Costume Designer | 2020 | 1 | |
| Zanetti, Caroline | Caroline Zanetti | Costume Designer | 2018 | 1 | |
| Zechendorff, Mara | Mara Zechendorff | Costume Designer | 2021 | 1 | |
| Zeller, Wolfgang | Wolfgang Zeller | Conductor | 1927 | 1 | |
| Zabel, Fritz | Fritz Zabel | Conductor | 1903 | 1 | |
| Zierhut, Franz, Joseph | Franz Joseph Zierhut | Conductor | 1935 - 1939 | 3 | |
| Zák, Frans | Frans Zák | Conductor | 1943 | 1 | |
| Zwerdling, Brett | Brett Zwerdling | Composer, Sound Designer | 2010 | 2 | |
| Zwink, Markus | Markus Zwink | Composer, Musical Director | 2008 - 2016 | 3 | |
| Zeller, Patrik | Patrik Zeller | Composer, Musical Director | 2011 - 2016 | 2 | |
| Zak, Erwin | Erwin Zak | Composer | 1987 | 1 | |
| Zubek, Roman | Roman Zubek | Composer | 1978 | 1 | |
| Zítek, Otta | Otta Zítek | Composer | 1928 | 1 | |
| Zouganelis, Giannis | Giannis Zouganelis | Composer | 1984 - 1985 | 2 | |
| Zawierski, Jan | Jan Zawierski | Composer | 1991 - 1997 | 2 | |
| Zemzaris, I. | I. Zemzaris | Composer | 1992 | 1 | |
| Zečević, Ksenija | Ksenija Zečević | Composer | 2002 | 2 | |
| Zappa, Frank | Frank Zappa | Composer | 2005 | 8 | |
| Zaradny, Anna | Anna Zaradny | Composer | 2007 | 2 | |
| Zehni, Saeed | Saeed Zehni | Composer | 2007 | 1 | |
| Zachariou, Dimitris | Dimitris Zachariou | Composer | 2008 | 4 | |
| Zillig, Winfried | Winfried Zillig | Composer | 1962 - 1964 | 3 | 1 |
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