#4. Tatum O’Neal
Age at Awards Show: 10 years, 4 months, 28 days old
Award: Actress in a Supporting Role (1974) for “Paper Moon”
After winning an Oscar for her debut performance, Tatum O’Neal went on to pursue a variety of acting roles and then later produced films and coached other Hollywood hopefuls. She released her autobiography “A Paper Life” in 2001.