| Koch, Hermann | Hermann Koch | Actor | 1974 | 1 | |
| Koch, Hilde | Hilde Koch | Actor | 1919 | 1 | |
| Koch, Horst | Horst Koch | Actor | 1941 - 1947 | 3 | |
| Koch, Inge | Inge Koch | Actor, Costume Designer | 1975 - 1990 | 5 | |
| Koch, Isgard | Isgard Koch | Actor | 1961 | 1 | |
| Koch, Jens | Jens Koch | Actor | 2010 - 2011 | 12 | 2 |
| Koch, Karl | Karl Koch | Actor | 1915 | 1 | |
| Koch, Knut | Knut Koch | Actor | 1964 - 1985 | 2 | |
| Koch, Leni | Leni Koch | Actor | 1925 | 1 | |
| Koch, Lotte | Lotte Koch | Actor | 1936 - 1937 | 2 | |
| Koch, Maria | Maria Koch | Actor | 1913 - 1914 | 2 | |
| Koch, Mia | Mia Koch | Costume Designer | 2006 | 1 | |
| Koch, Monika | Monika Koch | Actor | 1986 - 1993 | 7 | |
| Koch, Moritz Nikolaus | Moritz Nikolaus Koch | Actor | 2010 - 2011 | 12 | 2 |
| Koch, Patrick | Patrick Koch | Designer | 2010 | 1 | 1 |
| Koch, Randi | Randi Koch | Actor | 1968 - 1990 | 3 | 1 |
| Koch, Renate | Renate Koch | Costume Designer | 1966 | 1 | |
| Koch, Robert | Robert Koch | Actor | 1898 | 1 | 1 |
| Koch, Roland | Roland Koch | Actor | 1997 - 2017 | 10 | |
| Koch, Ruth | Ruth Koch | Actor | 1947 | 1 | |
| Koch, Sebastian | Sebastian Koch | Actor | 1989 | 3 | |
| Koch, Sidsel, Siem | Sidsel Siem Koch | Actor | 2013 | 2 | |
| Koch, Sophie | Sophie Koch | Actor | 1998 - 2000 | 3 | |
| Koch, Tod | Tod Koch | Actor | 1938 | 1 | |
| Koch, Uwe-Karsten | Uwe-Karsten Koch | Actor | 1968 - 1974 | 3 | 1 |
| Koch, Vera | Vera Koch | Costume Designer, Designer | 2010 | 2 | |
| Koch, Verena | Verena Koch | Actor | 1995 - 2004 | 5 | 1 |
| Koch, Walter | Walter Koch | Actor, Conductor | 1905 - 1925 | 2 | |
| Kochan, Felix | Felix Kochan | Actor | 1987 | 1 | |
| Kochan, Stanisław | Stanisław Kochan | Actor | 1900 | 1 | |
| Kochańczyk, Marcel | Marcel Kochańczyk | Designer, Director | 1978 - 1979 | 4 | |
| Kochanek, Tobit | Tobit Kochanek | Assistant Director | 2016 | 1 | |
| Kochanovsky, Zafrir | Zafrir Kochanovsky | Actor | 1977 | 1 | |
| Kochanowicz, Jan | Jan Kochanowicz | Actor | 1920 | 1 | |
| Kochanowski, Egon | Egon Kochanowski | Director | 1962 | 1 | |
| Kochanowski, Stanisław | Stanisław Kochanowski | Translator | 1909 | 1 | 1 |
| Kochendörfer, Marc-Philipp | Marc-Philipp Kochendörfer | Actor | 2004 - 2014 | 8 | |
| Kocher, Béla | Béla Kocher | Actor | 2016 | 1 | |
| Kocher, Rosemarie | Rosemarie Kocher | Actor | 1961 | 2 | |
| Kocherhans , Brian | Brian Kocherhans | Actor | 2022 | 1 | |
| Köchermann, Rainer | Rainer Köchermann | Actor | 1954 | 1 | |
| Kochery, Timothy | Timothy Kochery | Actor | 1963 | 1 | |
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