Müller may refer to:
Die schöne Müllerin (1823) (sometimes referred to as Müllerlieder; Müllerin is a female miller) is a song cycle with words by Wilhelm Müller and music by Franz Schubert Doctor Müller, fictional character in The Adventures of Tintin by Hergé Geiger–Müller tube, the sensing element of a Geiger counter instrument GMD Müller, Swiss aerial lift manufacturing company Müller (company), a German multinational dairy company Müller (footballer, born 1966), nickname of Luís Antônio Corrêa da Costa, Brazilian footballer Muller glia, a macroglial cell in the retina Müller Ltd. & Co. KG, a German pharmacy chain Müller (lunar crater), impact crater on the lunar surface Müller (Martian crater), impact crater on the Martian surface Müller (surname), a common German surname Müller-Thurgau, German wine grape Müller Brothers, 19th-century string quartet Müller Milk & Ingredients, a UK milk supplier and distributor