| Name | Functions  | Event Dates | Events | Resources | ||
|---|---|---|---|---|---|---|
| Hakan Atak | Designer | 2009 | 1 | |||
| G. Vijaykumar Abheesh | Designer | 2015 | 1 | |||
| Sanja Jurca Avci | Designer | 2010 - 2012 | 3 | |||
| Erik Aaes | Designer | 1933 - 1964 | 3 | |||
| Finnur Arnar Arnarson | Designer | 2011 | 1 | |||
| Nachbaur Architekten | Designer | 2011 | 1 | |||
| Janina Audick | Designer | 2011 - 2013 | 2 | |||
| Edward A. Andreasen | Designer | 1964 | 1 | |||
| David L. Arsenault | Designer | 2016 | 1 | |||
| David Antón | Designer | 1962 | 1 | |||
| Stephen Andrews | Designer | 1961 | 1 | |||
| Sibille Alken-Markus | Designer | 1961 | 1 | |||
| Karlene Albro | Designer | 2012 | 1 | 1 | ||
| Yehudit Arnon | Designer | 2013 | 1 | |||
| René Allio | Designer | 1958 | 1 | |||
| Jenny Ampersand | Designer | 2016 | 1 | |||
| Boris Aronson | Designer | 1955 | 1 | |||
| Mason Arvold | Designer | 1951 | 1 | |||
| Bruce Auerbach | Designer | 1999 | 1 | |||
| Erik Aes | Designer | 1937 | 1 | |||
| Harry L. Abbott | Designer | 1938 | 1 | |||
| Jānis Arnītis | Designer | 1941 | 1 | |||
| Sverre Andersen | Designer | 1943 | 1 | |||
| Bem Ami | Designer | 1949 | 1 | |||
| Paul Atkinson | Designer | 2017 - 2018 | 26 | |||
| John Arnone | Designer | 2000 | 1 | |||
| Gae Aulenti | Designer | 1977 | 4 | |||
| Michael Annals | Designer | 1977 | 1 | |||
| Andreas Arneth | Designer | 2015 | 1 | |||
| N. M. Aagaard | Designer | 1877 - 1880 | 3 | |||
| A. Agri | Designer | 1876 | 6 | |||
| Ikuo Ayabe | Designer | 1990 | 1 | |||
| Emma Arrick | Designer | 2018 | 1 | |||
| Haavard Augestad | Designer | 2006 | 1 | |||
| Mihai Achiţei | Designer | 1964 | 2 | |||
| Lily Arnold | Designer | 2019 - 2020 | 2 | |||
| Shiraz Aziz | Designer | 2016 | 1 | |||
| Martin Andrew | Designer | 2020 | 1 | |||
| S. Aleksandrov | Designer | 1979 | 1 | |||
| Anna Adamaszek | Designer | 1997 | 1 | |||
| Morgan Almeida | Designer | 1992 | 1 | |||
| Roger Andrews | Designer | 1972 | 1 | |||