| Keller, Bea | Bea Keller | Actor | 2007 | 1 | |
| Keller, Bill | Bill Keller | Actor | 1978 | 1 | |
| Keller, Ed | Ed Keller | Actor | 2003 | 1 | |
| Keller, Eugen | Eugen Keller | Actor, Director | 1913 - 1922 | 22 | |
| Keller, Eva Maria | Eva Maria Keller | Actor | 2003 - 2013 | 9 | 2 |
| Keller, Fr. | Fr. Keller | Actor | 1896 | 1 | |
| Keller, Frl. | Frl. Keller | Actor | 1878 | 1 | |
| Keller, Gary | Gary Keller | Actor | 2004 | 1 | |
| Keller, Georg | Georg Keller | Actor | 1921 | 1 | |
| Keller, George A. | George A. Keller | Actor | 2010 - 2025 | 2 | |
| Keller, Gert | Gert Keller | Director | 1964 | 1 | |
| Keller, Greg | Greg Keller | Actor | 2005 | 1 | |
| Keller, Hannah Mary | Hannah Mary Keller | Actor | 2017 | 1 | |
| Keller, Hedwig | Hedwig Keller | Actor | 1923 | 1 | |
| Keller, Heinz | Heinz Keller | Actor | 1989 - 1992 | 2 | |
| Keller, Helve | Helve Keller | Mask Maker | 1997 | 1 | |
| Keller, Ina | Ina Keller | Actor | 1925 | 1 | |
| Keller, Inge | Inge Keller | Actor | 1975 - 1989 | 5 | 1 |
| Keller, Jacob | Jacob Keller | Actor | 2013 | 1 | |
| Keller, Jan | Jan Keller | Director | 1956 | 1 | 1 |
| Keller, Judith | Judith Keller | Actor | 1993 - 2008 | 3 | 7 |
| Keller, Karl-Albert | Karl-Albert Keller | Sound Designer | 1934 | 1 | |
| Keller, Kurt | Kurt Keller | Actor | 1903 - 1904 | 2 | |
| Keller, Léonie | Léonie Keller | Actor | 2021 | 1 | |
| Keller, Leslie | Leslie Keller | Actor | 1926 | 1 | |
| Keller, Lilli | Lilli Keller | Actor | 1913 | 1 | |
| Keller, Marcel | Marcel Keller | Designer | 2013 | 1 | |
| Keller, Markus | Markus Keller | Designer, Director | 2005 - 2015 | 3 | 1 |
| Keller, Markus | Markus Keller | Actor | 2016 | 1 | |
| Keller, Max | Max Keller | Lighting Designer | 1979 - 1991 | 5 | |
| Keller, Mr. | Mr. Keller | Actor | 1895 - 1896 | 2 | |
| Keller, P. | P. Keller | Actor | 1997 | 1 | |
| Keller, Peter H. | Peter H. Keller | Actor | 1972 - 1987 | 2 | |
| Keller, Robin | Robin Keller | Actor | 2024 | 1 | |
| Keller, Ron | Ron Keller | Designer | 1980 | 1 | |
| Keller, Rudolf | Rudolf Keller | Actor | 1913 | 1 | |
| Keller, Ruth | Ruth Keller | Costume Designer | 1985 | 1 | |
| Keller, Sarah | Sarah Keller | Actor | 2003 | 1 | |
| Keller, Tibert | Tibert Keller | Actor | 2002 | 4 | |
| Keller, Tom | Tom Keller | Actor | 2003 - 2004 | 8 | |
| Keller, Ulrich | Ulrich Keller | Actor | 2006 | 1 | |
| Keller, Virginia | Virginia Keller | Costume Designer | 1938 | 1 | |
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