| Zhao, Yi Lin | Yi Lin Zhao | Costume Designer | 2020 | 1 | |
| Zanetti, Caroline | Caroline Zanetti | Costume Designer | 2018 | 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 | |
| Zimmermann, Remo | Remo Zimmermann | Designer | 1952 - 1963 | 6 | |
| Zavarský, Ján | Ján Zavarský | Designer | 1983 - 2011 | 5 | 1 |
| Ziemke, Katharina | Katharina Ziemke | Designer | 2014 - 2022 | 2 | |
| Zemgals, Gunars | Gunars Zemgals | Designer | 1991 | 1 | |
| Zahm, Kurt | Kurt Zahm | Designer | 1980 | 1 | |
| Zimmermann, Reinhart | Reinhart Zimmermann | Designer | 1997 - 2000 | 52 | |
| Zmrzlý, Karel | Karel Zmrzlý | Designer | 1965 - 1973 | 2 | |
| Zehetgruber, Martin | Martin Zehetgruber | Designer | 2003 - 2010 | 4 | 1 |
| Zlobin, Andrej | Andrej Zlobin | Designer | 2003 - 2005 | 2 | |
| Ziolko, David | David Ziolko | Designer | 1976 | 1 | |
| Zavarský, Jano | Jano Zavarský | Designer | 2008 | 2 | |
| Zeeman Rogers, Susan | Susan Zeeman Rogers | Designer | 2005 | 1 | |
| Zaniewski, Ryszard | Ryszard Zaniewski | Designer | 1964 | 1 | |
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