Armin Mueller
Armin Müller or Armin Mueller is the name of the following people:
- Armin Müller (officer) (1855–1944), Swiss officer
- Armin Müller (writer) (1928–2005), German writer and painter
- Armin Müller (economist) (* 1950), German economist
- Armin Müller (historian) (* 1974), German historian
- Armin Mueller-Stahl (* 1930), German actor, musician, painter and writer