Alexander or Alex Müller may refer to: K. Alex Müller (1927–2023), Swiss physicist and Nobel laureate Alex Müller (racing driver) (born 1979), German racing driver Alexander Müller (skeleton racer), Austrian skeleton racer Alexander Müller (composer) (1808–1863), German pianist, teacher, conductor and composer Alexander Müller (politician) (born 1969), German politician Alexander Müller (chemist) (1828–1906), German agricultural chemist