As of 2021, 44 actors and actresses have received two or more Academy Awards in acting categories. Katharine Hepburn leads the way with four (all Best Actress) . Six have won exactly three acting Academy Awards: Daniel Day-Lewis (three Best Actor awards), Frances McDormand (three Best Actress awards), Meryl Streep (two Best Actress awards and one Best Supporting Actress award), Jack Nicholson (two Best Actor awards and one Best Supporting Actor award), Ingrid Bergman (two Best Actress awards and one Best Supporting Actress award), and Walter Brennan (three Best Supporting Actor awards) .

Therefore, the actor with the most Oscars is Katharine Hepburn, with four wins for Best Actress.