| Name | Functions  | Event Dates | Events | Resources | ||
|---|---|---|---|---|---|---|
| Mike Dickinson | Director | 1995 | 1 | |||
| Jean-Michel d'Hoop | Director | 1995 - 1996 | 4 | 1 | ||
| Giorgio De Lullo | Director | 1969 | 2 | |||
| Herbert Decker | Director | 1968 | 1 | |||
| Hans Dahlin | Director | 1967 | 1 | |||
| Peter Dews | Director | 1967 | 1 | |||
| Joseph Davidson | Director | 1965 | 1 | 1 | ||
| Peter Dupont Weiss | Director | 2002 | 1 | |||
| Brian de Salvo | Director | 2002 | 1 | |||
| Lasse Dehle | Director | 2003 | 1 | 1 | ||
| Michel Dubois | Director | 2001 | 12 | |||
| Felikss Deičs | Director | 1999 - 2010 | 6 | |||
| Diane Kamp Daverman | Director | 1976 | 1 | 1 | ||
| Hilda David | Director | 2005 - 2006 | 2 | 1 | ||
| Else Danielsen | Director | 2005 | 1 | |||
| Corrado d’Elia | Director | 2006 | 2 | |||
| Jacques David | Director | 2007 - 2008 | 4 | |||
| Timothy Douglas | Director | 2006 | 1 | 1 | ||
| Sheila Daniels | Director | 2006 | 1 | |||
| Mike Donahue | Director | 2008 | 1 | |||
| Willy Dietrich | Director | 1930 - 1936 | 2 | |||
| G. I. Ditjatkovskij | Director | 2008 | 1 | |||
| Jo Dua | Director | 1965 | 1 | |||
| Ernst Dietz | Director | 1955 | 1 | |||
| Nils Düwell | Director | 2009 - 2010 | 3 | 1 | ||
| Peter Dolder | Director | 2008 | 1 | 1 | ||
| Christoph Diem | Director | 2009 - 2017 | 2 | |||
| Gandharv Dewan | Director | 2010 | 1 | |||
| Aliocha de La Sotta | Director | 2009 | 1 | |||
| Jorinde Dröse | Director | 2012 | 1 | 1 | ||
| Susan Demers | Director | 2011 | 1 | |||
| Paul Davee | Director | 1963 | 1 | 1 | ||
| Allan Davis | Director | 1948 - 1962 | 2 | |||
| Hans Walther Deppisch | Director | 1962 | 1 | |||
| Mariano Dossena | Director | 2011 | 1 | |||
| Elane Denny-Todd | Director | 2011 - 2016 | 2 | |||
| Jost Dahmen | Director | 1961 | 1 | |||
| Atahualpa del Cioppo | Director | 1948 - 1961 | 2 | |||
| James Dacre | Director | 2011 | 1 | 1 | ||
| Eva Dahlman | Director | 2011 | 1 | 1 | ||
| Virginia Drake | Director | 2013 | 1 | |||
| Beth Duce | Director | 2013 | 1 | |||