| Richardson, Douglas | Douglas Richardson | Lighting Designer | 1951 | 1 | |
| Richardson, Elisabeth | Elisabeth Richardson | Actor | 1989 | 3 | |
| Richardson, Elsa | Elsa Richardson | Actor | 2006 - 2011 | 5 | |
| Richardson, Elsie | Elsie Richardson | Actor | 1981 | 1 | |
| Richardson, Genevieve | Genevieve Richardson | Costume Designer | 1951 - 1956 | 2 | |
| Richardson, Gordon | Gordon Richardson | Actor | 1947 | 1 | |
| Richardson, James | James Richardson | Director | 2009 | 1 | |
| Richardson, Janelle | Janelle Richardson | Actor | 2008 | 1 | |
| Richardson, Jessie | Jessie Richardson | Costume Designer | 1959 | 1 | |
| Richardson, Joely | Joely Richardson | Actor | 2012 | 1 | 1 |
| Richardson, Lee | Lee Richardson | Actor | 1978 - 1981 | 2 | |
| Richardson, Margot | Margot Richardson | Actor | 1993 | 1 | |
| Richardson, Marie | Marie Richardson | Actor | 1989 - 2007 | 5 | |
| Richardson, Mark | Mark Richardson | Actor | 1976 - 1977 | 2 | |
| Richardson, Matthew | Matthew Richardson | Lighting Designer | 1984 | 1 | |
| Richardson, Michael | Michael Richardson | Designer | 1960 | 1 | |
| Richardson, Miranda | Miranda Richardson | Actor | 1988 | 1 | |
| Richardson, Myrtle | Myrtle Richardson | Actor | 1935 - 1939 | 6 | |
| Richardson, Natasha | Natasha Richardson | Actor | 1987 - 2003 | 2 | |
| Richardson, Nicola | Nicola Richardson | Actor | 1981 | 1 | |
| Richardson, Nina | Nina Richardson | Actor | 2013 - 2014 | 11 | |
| Richardson, Ralph | Ralph Richardson | Actor | 1944 - 1979 | 6 | |
| Richardson, Rob | Rob Richardson | Actor | 2002 | 1 | |
| Richardson, Russell | Russell Richardson | Actor | 2009 | 1 | |
| Richardson, Shelby | Shelby Richardson | Actor | 2017 | 1 | |
| Richardson, Tony | Tony Richardson | Director | 1976 | 1 | |
| Richardson, William, B. | William B. Richardson | Actor | 1913 | 1 | |
| Richeldi, Marta, Paola | Marta Paola Richeldi | Actor | 1995 - 1998 | 9 | |
| Richert, Joachim | Joachim Richert | Actor | 1960 | 1 | |
| Richiger, Hansjürg | Hansjürg Richiger | Actor | 1991 | 2 | |
| Richings, Nick | Nick Richings | Lighting Designer | 1995 - 2011 | 6 | |
| Richley, Norman | Norman Richley | Actor | 1934 | 1 | |
| Richling, Ernst | Ernst Richling | Actor | 1934 - 1962 | 3 | |
| Richman, Jack | Jack Richman | Actor | 1958 | 1 | |
| Richman, Stuart | Stuart Richman | Actor | 1983 | 2 | |
| Richmond-Garza, Elizabeth | Elizabeth Richmond-Garza | Dramaturg | 2011 | 1 | |
| Richmond, B. C. | B. C. Richmond | Actor | 1917 | 1 | |
| Richmond, Brian | Brian Richmond | Adaptation, Director | 2002 - 2022 | 4 | |
| Richmond, Jacob | Jacob Richmond | Actor | 2022 | 1 | |
| Richmond, Mme | Mme Richmond | Actor | 1889 | 1 | |
| Richmond, Robert | Robert Richmond | Director | 2002 | 1 | |
| Richmond, Susan | Susan Richmond | Actor | 1922 - 1955 | 13 | |
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