Every year the Academy evaluates a year's worth of brilliant performances and picks what they believe to be the best of the best, nominating these for the most prestigious acting awards in cinema: the Oscars. This in itself is an honor - just to be nominated for an Academy Award. But only one person can win each year, and the men listed here have all taken home Oscar gold for Best Actor in a Leading Role - so which Best Actor Oscar winners are the best?
Of the leading men who have won Best Actor, who is the best Best Actor?! Do you think it's a classic choice like Marlon Brando? Clark Gable? Humphrey Bogart? Is it a more recent recipient like Philip Seymour Hoffman? Sean Penn? Jack Nicholson?
With so many options choosing the best is hard, but that's where you come in. Vote up the very best actors of all the Best Actor Academy Award winners below!