who was the youngest actress to win an oscar
The youngest person to ever receive an Oscar was 5-year-old Shirley Temple - in 1934. (However, Shirley's Oscar was an honorary one.) The youngest actress to win a standard Oscar was Tatum O'Neal, who was 10 years old when she won the Best Supporting Actress award for Paper Moon in 1974. Christopher Plummer became the oldest person to win an Oscar, when he won for Best Supporting Actor in 2012 for his performance in Beginners, at age 82.