Margaret Hamilton: Margaret Hamilton. Actress: The Wizard of Oz. Margaret Hamilton was born December 9, 1902 in Cleveland, Ohio, to Jennie (Adams) and Walter Hamilton. She later attended Hathaway Brown School in Shaker Heights, Ohio, and practiced acting doing children's theater while a Junior League of Cleveland member. Margaret had already built her resume with several performances in film before she came to her most memorable and astronomically successful role, Almira Gulch...
