| Nillson, Carlotta, | Carlotta Nillson | Actor | 1903 | 4 | |
| Nilsen-Love, Carl | Carl Nilsen-Love | Actor | 2011 – 2012 | 1 | |
| Nilsen, Carl Anders, | Carl Anders Nilsen | Actor | 2003 – 2005 | 6 | |
| Nilsen, Caroline, | Caroline Nilsen | Actor | 2010 | 1 | |
| Nilsen, Eldar | Eldar Nilsen | Conductor | 1989 – 2006 | 16 | |
| Nilsen, Elin, | Elin Nilsen | Actor | 2005 | 2 | |
| Nilsen, Ellen Terese, | Ellen Terese Nilsen | Actor | 2012 | 2 | |
| Nilsen, Elna Hallenberg, | Elna Hallenberg Nilsen | Actor | 1944 | 2 | |
| Nilsen, Gunnar, Berg | Gunnar Berg Nilsen | Musician | 1989 | 1 | |
| Nilsen, Hans Jacob, | Hans Jacob Nilsen | Actor, Adaptation, Designer, Director, Sound Designer | 1924 – 1948 | 57 | |
| Nilsen, Hans Petter, | Hans Petter Nilsen | Actor | 1994 – 2010 | 7 | 1 |
| Nilsen, Helge | Helge Nilsen | Actor | 1962 – 1963 | 4 | |
| Nilsen, Hortense | Hortense Nielsen | Actor | 1907 – 1911 | 28 | |
| Nilsen, Ingrid Weme, | Ingrid Weme Nilsen | Adaptation, Dramaturg, Translator | 2011 – 2013 | 4 | |
| Nilsen, Jonny | Jonny Nilsen | | | | |
| Nilsen, Linn Anette, | Linn Anette Nilsen | Actor | 2010 | 1 | |
| Nilsen, Madeleine, | Madeleine Nilsen | Actor | 2010 – 2011 | 5 | |
| Nilsen, Magnus, | Magnus Nilsen | Actor | 1973 | 1 | |
| Nilsen, Marianne, | Marianne Nilsen | Actor | 1997 | 13 | |
| Nilsen, Mette Sofie | Mette Sofie Nilsen | Adaptation | 1973 | 1 | |
| Nilsen, Nils | Nils Nilsen | Actor | 1928 | 1 | |
| Nilsen, Nils Georg Haugland, | Nils Georg Haugland Nilsen | Actor | 2008 – 2009 | 3 | |
| Nilsen, Nora Elisabeth, Gjønnes | Nora Elisabeth Gjønnes Nilsen | Dancer | 2017 | 1 | |
| Nilsen, Odd Johan, | Odd Johan Nilsen | Sound Designer | 1985 | 1 | |
| Nilsen, Ole Martin Aune | Ole Martin Aune Nilsen | Actor | 2000 – 2001 | 5 | |
| Nilsen, Ole-Jørgen, | Ole-Jørgen Nilsen | Actor | 1960 – 2003 | 157 | |
| Nilsen, Otto | Otto Nilsen | Actor | 1928 | 1 | |
| Nilsen, Paul | Paul Nilsen | Actor | 1930 | 1 | |
| Nilsen, Ragnhild | Ragnhild Nilsen | Actor | 1928 | 2 | |
| Nilsen, Rannov | Rannov Nilsen | Actor | 1979 | 1 | |
| Nilsen, Rolf Erik, | Rolf Erik Nilsen | Producer | 2013 | 2 | |
| Nilsen, Sidsel | Sidsel Nilsen | Actor | 1954 | 1 | |
| Nilsen, Siri, | Siri Nilsen | Actor | 2008 – 2009 | 3 | |
| Nilsen, Stein, Jarle | Stein Jarle Nilsen | | | | 1 |
| Nilsen, Sverre, Robert | Sverre Robert Nilsen | Actor | 1960 – 1961 | 226 | |
| Nilsen, Tone, | Tone Nilsen | Actor | 2003 | 1 | |
| Nilseng, Ulf, | Ulf Nilseng | Actor | 1996 | 1 | |
| Nilson, Cecilia, | Cecilia Nilson | Actor | 1995 – 2003 | 5 | |
| Nilson, Ivar | Ivar Nilson | Actor | 1927 | 1 | |
| Nilson, Tommy | Tommy Nilson | Actor | 1955 | 3 | |
| Nilssen, Birgit Amalie | Birgit Amalie Nilssen | Director | 2017 – 2019 | 3 | |
| Nilssen, Gerd Irene, | Gerd Irene Nilssen | Designer | 1998 | 1 | |
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