Arndt
- Adolf Arndt
- Al Arndt
- Alfred Arndt
- Anja Arndt
- Arend (given name)
- Arend (surname)
- Arendt (surname)
- Arent (given name)
- Arent (surname)
- Arnd Goldschmidt
- Arnd Klawitter
- Arnd Krüger
- Arnd Meier
- Arnd Meißl
- Arnd Peiffer
- Arnd Scheel
- Arnd Schmitt
- Arndt Bause
- Arndt Jorgens
- Arndt Kaspar
- Arndt Kohn
- Arndt Lake
- Arndt Norrgård
- Arndt Pekurinen
- Arndt Verlag
- Arndt von Bohlen und Halbach
- Arndt-Eistert synthesis
- Arndt-Schulz rule
- Arnold (given name)
- Bettina Arndt
- Charles Arndt
- Charles C. P. Arndt
- Chip Arndt
- Danny Arndt
- Denis Arndt
- Dick Arndt
- Eric Arndt
- Ernst Arndt (actor)
- Ernst Moritz Arndt
- Fabian Arndt
- Felix Arndt
- Fred Arndt
- Fritz Arndt
- Fritz Arndt (soldier)
- Gary Arndt
- German language
- Gertrud Arndt
- Harry Arndt
- Heinz Arndt
- Ingrid Arndt-Brauer
- Jirka Arndt
- Joe Arndt
- Johann Arndt
- John Penn Arndt
- Judith Arndt
- Jürgen Arndt
- Karl M. Arndt
- Melanie Arndt
- Michael Arndt
- Moses Arndt
- Paweł Arndt
- Rudolf Arndt
- Stefan Arndt
- Walter W. Arndt
- Walther Arndt