Nominees for the 83rd Academy Awards(I)

Actor in a Leading Role

Javier Bardem in "Biutiful"
Jeff Bridges in "True Grit"
Jesse Eisenberg in "The Social Network"
Colin Firth in "The King's Speech"
James Franco in "127 Hours"

Actor in a Supporting Role

Christian Bale in "The Fighter"
John Hawkes in "Winter's Bone"
Jeremy Renner in "The Town"
Mark Ruffalo in "The Kids Are All Right"
Geoffrey Rush in "The King's Speech"

Actress in a Leading Role

Annette Bening in "The Kids Are All Right"
Nicole Kidman in "Rabbit Hole"
Jennifer Lawrence in "Winter's Bone"
Natalie Portman in "Black Swan"
Michelle Williams in "Blue Valentine"

Actress in a Supporting Role

Amy Adams in "The Fighter"
Helena Bonham Carter in "The King's Speech"
Melissa Leo in "The Fighter"
Hailee Steinfeld in "True Grit"
Jacki Weaver in "Animal Kingdom"

Animated Feature Film

"How to Train Your Dragon" Chris Sanders and Dean DeBlois
"The Illusionist" Sylvain Chomet
"Toy Story 3" Lee Unkrich

Art Direction

"Alice in Wonderland"
Production Design: Robert Stromberg; Set Decoration: Karen O'Hara
"Harry Potter and the Deathly Hallows Part 1"
Production Design: Stuart Craig; Set Decoration: Stephenie McMillan
"Inception"
Production Design: Guy Hendrix Dyas; Set Decoration: Larry Dias and Doug Mowat
"The King's Speech"
Production Design: Eve Stewart; Set Decoration: Judy Farr
"True Grit"
Production Design: Jess Gonchor; Set Decoration: Nancy Haigh

Cinematography

"Black Swan" Matthew Libatique
"Inception" Wally Pfister
"The King's Speech" Danny Cohen
"The Social Network" Jeff Cronenweth
"True Grit" Roger Deakins

Costume Design

"Alice in Wonderland" Colleen Atwood
"I Am Love" Antonella Cannarozzi
"The King's Speech" Jenny Beavan
"The Tempest" Sandy Powell
"True Grit" Mary Zophres

Directing

"Black Swan" Darren Aronofsky
"The Fighter" David O. Russell
"The King's Speech" Tom Hooper
"The Social Network" David Fincher
"True Grit" Joel Coen and Ethan Coen

Documentary (Feature)

"Exit through the Gift Shop" Banksy and Jaimie D'Cruz
"Gasland" Josh Fox and Trish Adlesic
"Inside Job" Charles Ferguson and Audrey Marrs
"Restrepo" Tim Hetherington and Sebastian Junger
"Waste Land" Lucy Walker and Angus Aynsley

Documentary (Short Subject)

"Killing in the Name" Jed Rothstein
"Poster Girl" Sara Nesson and Mitchell W. Block
"Strangers No More" Karen Goodman and Kirk Simon
"Sun Come Up" Jennifer Redfearn and Tim Metzger
"The Warriors of Qiugang" Ruby Yang and Thomas Lennon

Film Editing

"Black Swan" Andrew Weisblum
"The Fighter" Pamela Martin
"The King's Speech" Tariq Anwar
"127 Hours" Jon Harris
"The Social Network" Angus Wall and Kirk Baxter

Foreign Language Film

"Biutiful" Mexico
"Dogtooth" Greece
"In a Better World" Denmark
"Incendies" Canada
"Outside the Law (Hors-la-loi)" Algeria

Resource: http://www.oscars.org/awards/academyawards/83/nominees.html