| 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 | |
| Zorn, Tim | Tim Zorn | Costume Designer, Designer | 2002 | 2 | |
| Zircher, Heinz-Gerhard | Heinz-Gerhard Zircher | Costume Designer, Designer | 1947 | 2 | |
| Zwetkowa, Swetlana | Swetlana Zwetkowa | Costume Designer, Designer | 1991 - 1994 | 3 | |
| Zimmermann, Jörg | Jörg Zimmermann | Costume Designer, Designer | 1964 - 1975 | 9 | |
| Zschoch, Saskia | Saskia Zschoch | Costume Designer, Designer | 1990 - 2002 | 4 | |
| Zarifis, Damianos | Damianos Zarifis | Costume Designer, Designer | 1989 | 4 | |
| Zimmermann, Jens | Jens Zimmermann | Costume Designer, Designer | 1980 | 2 | |
| Zeke, Edit | Edit Zeke | Costume Designer, Designer | 2008 | 2 | 1 |
| Ziakas, Giorgos | Giorgos Ziakas | Costume Designer, Designer | 1999 - 2012 | 23 | |
| Zinn, David | David Zinn | Costume Designer, Designer | 2011 - 2024 | 3 | |
| Zahle, Franciska | Franciska Zahle | Costume Designer, Designer | 2017 | 2 | |
| Zholdak, Daniel | Daniel Zholdak | Costume Designer, Designer | 2017 - 2019 | 18 | |
| Zaïmi, Liza | Liza Zaïmi | Costume Designer, Designer | 1983 - 1984 | 4 | |
| Zawadowska, Agnieszka | Agnieszka Zawadowska | Costume Designer, Designer | 2017 | 2 | |
| Zapata, Sergio | Sergio Zapata | Costume Designer, Designer, Lighting Designer | 1962 - 1981 | 6 | |
| Zepperitz, Annette | Annette Zepperitz | Costume Designer, Mask Maker | 1992 - 2003 | 6 | |
| Zaitzow, Alexey | Alexey Zaitzow | Designer | 1928 - 1938 | 10 | 1 |
| Zawada, Barbara | Barbara Zawada | Designer | 1978 - 1994 | 4 | |
| Zeger, Ralph | Ralph Zeger | Designer | 2007 - 2008 | 2 | 1 |
| Znamenacek, Wolfgang | Wolfgang Znamenacek | Designer | 1939 - 1950 | 3 | |
| Zolchow, Heiko | Heiko Zolchow | Designer | 1986 - 1987 | 2 | |
| Zorian, Stacey | Stacey Zorian | Designer | 2003 | 1 | |
| Zervoulakos de La Forge, Georgia | Georgia Zervoulakos de La Forge | Designer | 2002 | 8 | |
| Zboromirski, Józef | Józef Zboromirski | Designer | 1958 - 1973 | 2 | |
| Zaborowska, Iwona | Iwona Zaborowska | Designer | 1976 - 1983 | 2 | |
| Ziegler, Rolf | Rolf Ziegler | Designer | 1951 - 1952 | 2 | |
| Zezula, Milan | Milan Zezula | Designer | 1946 - 1947 | 2 | |
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