Bertelsen
- Aage Bertelsen
- Aage and Gerda Bertelsen
- Albert Bertelsen
- Anders W. Berthelsen
- Anne Valentina Berthelsen
- Asii Berthelsen
- Barbara Bertelsen
- Bartholomew (name)
- Bartholomew the Apostle
- Berit Berthelsen
- Bernhard Berthelsen
- Brian Bertelsen
- Carl Bertelsen
- Danish language
- English language
- Erik Bertelsen
- Frederik Bertelsen
- Hermann Berthelsen
- Jacob Berthelsen
- Jens Berthelsen
- Jens Jørn Bertelsen
- Jens Peter Berthelsen
- Jes Bertelsen
- Jim Bertelsen
- Johann Berthelsen
- Julie Berthelsen
- Karen Bertelsen
- Kiehn Berthelsen
- Kurt Berthelsen
- Linnea Berthelsen
- Lise Bertelsen
- Mads Bertelsen
- Malik Berthelsen
- Mikael Bertelsen
- Niels Bertelsen
- Nils Bertelsen
- Norwegian language
- Ola Bertelsen
- Ole Peder Bertelsen
- Olga P. Berthelsen
- Per Berthelsen
- Rasmus Bertelsen
- Rasmus Berthelsen
- Richard Berthelsen
- Roar Berthelsen
- Trond Erik Bertelsen
- Verner Bertelsen
- Villum Berthelsen
- William R. Bertelsen