Hitler's father Alois Hitler Sr. (1837–1903) was the illegitimate child of Maria Anna Schicklgruber.[5] The baptismal register did not show the name of his father, and Alois initially bore his mother's surname Schicklgruber. In 1842, Johann Georg Hiedler married Alois's mother, Maria Anna. Alois was brought up in the family of Hiedler's brother, Johann Nepomuk Hiedler.[6] In 1876, Alois was legitimated and the baptismal register changed by a priest to register Johann Georg Hiedler as Alois's father (recorded as "Georg Hitler[8] Alois then assumed the surname "Hitler",[8] also spelled Hiedler, Hüttler, or Huettler. The name is probably based on "one who lives in a hut