There are two ways to answer your question: 1. It's statistically hard to win an Oscar for acting (for the sake of discussion, I'm including all four annual acting categories here). You have to pass an audition to win a role in a film. read more
Judy Garland was nominated for a Best Actress Academy Award once, for her performance in A Star Is Born. She didn’t win because the voters thought that Grace Kelley’s deglamorized performance in The Country Girl was more deserving of recognition. read more