Adolf Hitler: Adolf Hitler. Self: Triumph of the Will. Born the fourth of six children to Austrian customs officer Alois Hitler--who had been married twice before--and the former Klara Polzl, Adolf Hitler grew up in a small Austrian town in the late 19th century. He was a slow learner and did poorly in school. He was frequently beaten by his authoritarian father. Things got worse when Adolf's older brother, Alois Jr., ran...