Here is the list of Oscar winners from the 2012 Academy Awards:
Best Cinematography: Robert Richardson, "Hugo"
Best Art Direction: Dante Ferretti and Francesca Lo Schavo, "Hugo"
Best Costume Design: Mark Bridges, "The Artist"
Best Makeup: Mark Coulier and J. Roy Helland, "The Iron Lady"
Best Foreign Language Film: "A Separation"
Best Supporting Actress: Octavia Spencer, "The Help"
Best Editing: Kirk Baxter and Angus Wall, "The Girl With the Dragon Tattoo"
Best Sound Editing: Phillip Stockton and Eugene Gearty, "Hugo"
Best Sound Mixing: Tom Fleischman and John Midgley, "Hugo"
Best Documentary: "Undefeated"
Best Animated Feature: "Rango"
Best Visual Effects: "Hugo"
Best Supporting Actor: Christopher Plummer, "Beginners"
Best Original Score: Ludovic Bource, "The Artist"
Best Original Song: Bret McKenzie, "Man or Muppet"
Best Adapted Screenplay: Alexander Payne, Nat Faxon and Jim Rash, "The Descendants"
Best Original Screenplay: Woody Allen, "Midnight in Paris"
Best Live Action Short: "The Shore"
Best Documentary Short: "Saving Face"
Best Animated Short: "The Fantastic Flying Books Of Mr. Morris Lessmore"
Best Director: Michel Hazanavicius, "The Artist"
Best Actor: Jean Dujardin, "The Artist"
Best Actress: Meryl Streep, "The Iron Lady"
Best Picture: "The Artist"