| Albartus, Sonja | Sonja Albartus | Costume Designer | 2006 | 1 | |
| Arthur, Jessica | Jessica Arthur | Costume Designer | 2006 | 1 | |
| Aaslund, Bjørnar | Bjørnar Aaslund | Costume Designer | 2006 | 1 | |
| Apfelbaum, Eileen | Eileen Apfelbaum | Costume Designer | 2008 | 1 | |
| Abedinnejad, Paridokht | Paridokht Abedinnejad | Costume Designer | 2008 | 2 | |
| Arthur, Loyce | Loyce Arthur | Costume Designer | 2009 | 1 | |
| Annesen, Kjartan | Kjartan Annesen | Costume Designer | 2008 | 1 | |
| Arnold, Geraldine | Geraldine Arnold | Costume Designer | 2009 - 2018 | 5 | |
| Aust, Axel | Axel Aust | Costume Designer | 2016 | 2 | |
| Altmeyer, Hildegard | Hildegard Altmeyer | Costume Designer | 2016 | 1 | |
| Armengol, Maria | Maria Armengol | Costume Designer | 2012 - 2013 | 5 | |
| Ammann, Diana | Diana Ammann | Costume Designer | 2013 | 1 | |
| Autran, Anne | Anne Autran | Costume Designer | 2013 | 1 | |
| Andor, Erik | Erik Andor | Costume Designer | 2012 | 1 | |
| Annequin, - | - Annequin | Costume Designer | 1961 | 1 | |
| Appelt, Gisela | Gisela Appelt | Costume Designer | 1961 | 1 | |
| Adžić, Bjanka | Bjanka Adžić | Costume Designer | 2011 | 1 | |
| Anderson, Nancy | Nancy Anderson | Costume Designer | 1958 | 1 | |
| Allen, Elsie | Elsie Allen | Costume Designer | 1933 | 1 | |
| Ar Moal, Anne | Anne Ar Moal | Costume Designer | 1999 | 10 | |
| Andersson, Birgitta Palm | Birgitta Palm Andersson | Costume Designer | 2000 | 3 | |
| Atlagić, Angelina | Angelina Atlagić | Costume Designer | 2000 | 1 | |
| Aurasmaa , Riikka | Riikka Aurasmaa | Costume Designer | 2013 | 1 | |
| Allen, Gaelle | Gaelle Allen | Costume Designer | 1978 | 1 | |
| Astvik, Stefan | Stefan Astvik | Costume Designer | 1984 | 2 | |
| Alvarado, Abel | Abel Alvarado | Costume Designer | 2017 | 1 | |
| Aiello, Paula | Paula Aiello | Costume Designer | 2018 | 1 | |
| Abbandandolo, Brenda | Brenda Abbandandolo | Costume Designer | 2018 | 1 | |
| Archer, Kyleigh | Kyleigh Archer | Costume Designer | 2018 | 1 | |
| Anjum, Iram | Iram Anjum | Costume Designer | 2018 | 1 | |
| Apăvăloaie, Const. | Const. Apăvăloaie | Costume Designer | 1964 - 1965 | 2 | |
| Adorno, Raquel | Raquel Adorno | Costume Designer | 2019 | 1 | |
| Aljaf, Serwan | Serwan Aljaf | Costume Designer | 2016 | 1 | |
| Armendariz Lucarini, Oscar | Oscar Armendariz Lucarini | Costume Designer | 2018 - 2020 | 2 | |
| Ashby-Worden, Stephanie | Stephanie Ashby-Worden | Costume Designer | 1970 | 1 | |
| Almoslino, Edith | Edith Almoslino | Costume Designer | 1976 | 1 | |
| Albrecht , Gerd | Gerd Albrecht | Conductor, Musical Director | 2007 | 2 | |
| Artz, Karl Maria | Karl Maria Artz | Conductor | 1936 | 1 | |
| Arnoldi, Guido | Guido Arnoldi | Conductor | 1936 | 1 | |
| Antal, Mátyás | Mátyás Antal | Conductor | 1971 | 1 | |
| Atamer, Nesrin | Nesrin Atamer | Conductor | 1975 - 1976 | 1 | |
| Afferni, Ugo | Ugo Afferni | Conductor | 1912 - 1913 | 1 | |
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