| Rintoul, Brian | Brian Rintoul | Director | 1987 | 1 | |
| Ruiz, Mariá | Mariá Ruiz | Director | 2001 | 5 | |
| Richards, Peter | Peter Richards | Director | 2009 | 2 | |
| Reidel, Leslie | Leslie Reidel | Director | 2009 | 1 | |
| Ruello, Catherine | Catherine Ruello | Director | 1978 | 1 | |
| Randel, Melissa, R. | Melissa R. Randel | Director | 2012 | 1 | |
| Röntz, Wilhelm | Wilhelm Röntz | Director | 1907 | 1 | |
| Robertson, Robert | Robert Robertson | Director | 1985 | 1 | |
| Reible, Dieter | Dieter Reible | Director | 1987 | 1 | |
| Ronfard, Jean-Pierre | Jean-Pierre Ronfard | Director | 1991 | 1 | |
| Roethel, Christoph | Christoph Roethel | Director | 1990 | 1 | |
| Robertson, Toby | Toby Robertson | Director | 1991 | 6 | |
| Radlovs, Sergejs | Sergejs Radlovs | Director | 1956 | 1 | |
| Reiher, Ulf | Ulf Reiher | Director | 1992 | 1 | |
| Randall, Tony | Tony Randall | Director | 1980 - 1992 | 2 | |
| Roothaan, Lidwien | Lidwien Roothaan | Director | 1992 | 1 | |
| Richter, Axel | Axel Richter | Director | 1993 - 2007 | 2 | |
| Reichert, Thomas | Thomas Reichert | Director | 1993 | 2 | |
| Rosset, Geneviève | Geneviève Rosset | Director | 1994 | 1 | |
| Rubin, Leon | Leon Rubin | Director | 1982 | 1 | |
| Rushforth, Tony | Tony Rushforth | Director | 1982 | 1 | |
| Rainer Krieger, Bernd | Bernd Rainer Krieger | Director | 1982 | 1 | |
| Ryu, Tomoe | Tomoe Ryu | Director | 1980 - 1995 | 2 | |
| Rennerfelt, Marika | Marika Rennerfelt | Director | 1995 | 1 | |
| Ruffett, Peter | Peter Ruffett | Director | 1996 | 1 | |
| Rigos, Konstantinos | Konstantinos Rigos | Director | 2015 | 1 | |
| Rouleau, Raymond | Raymond Rouleau | Director | 1962 - 1967 | 2 | |
| Rüdiger, Reinhold | Reinhold Rüdiger | Director | 1965 | 1 | |
| Radok, Alfréd | Alfréd Radok | Director | 1965 | 1 | |
| Ramshur, Steve | Steve Ramshur | Director | 2002 | 1 | |
| Richmond, Robert | Robert Richmond | Director | 2002 | 1 | |
| Ramsay, Alasdair | Alasdair Ramsay | Director | 2002 | 1 | |
| Reitmeier, Johannes | Johannes Reitmeier | Director | 2002 | 1 | |
| Rhys, Will | Will Rhys | Director | 1997 | 1 | |
| Royaards, Jochem | Jochem Royaards | Director | 1989 | 1 | |
| Reinhardt, Helge | Helge Reinhardt | Director | 1989 | 1 | |
| Rebentrost, Evelin | Evelin Rebentrost | Director | 2001 | 1 | |
| Rauch, Bill | Bill Rauch | Director | 2000 - 2008 | 4 | |
| Rau, Gian Manuel | Gian Manuel Rau | Director | 2004 | 1 | |
| Ritzel, Annegret | Annegret Ritzel | Director | 2005 | 1 | |
| Ramsey, Jack | Jack Ramsey | Director | 2005 | 1 | |
| Roderiguez-Elliott, Julia | Julia Roderiguez-Elliott | Director | 2005 | 1 | |
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