|20th Academy Awards|
|Date||March 20, 1948|
|Site||Shrine Auditorium, Los Angeles, United States|
|Hosted by||Agnes Moorehead|
|Best Picture||Gentleman's Agreement|
|Most awards||Gentleman's Agreement and Miracle on 34th Street (3)|
|Most nominations||Gentleman's Agreement (8)|
No film received more than three awards at the 20th Academy Awards. This would not recur until the 78th Academy Awards.
Rosalind Russell was highly favored to win Best Actress for her performance in Mourning Becomes Electra, but Loretta Young won instead for The Farmer's Daughter.
James Baskett received an Academy Honorary Award for his portrayal of Uncle Remus in Song of the South, which made him the first African-American man and the first Walt Disney star to win an Academy Award for acting.
At age 71, Edmund Gwenn was the oldest Oscar-winner to that time. The previous oldest was Charles Coburn, who was 66 at the time of his win. In 2011, Christopher Plummer would become the oldest Oscar-winner, at age 82.
Nominees were announced on February 13, 1948. Winners are listed first and highlighted in boldface.
|Best Motion Picture||Best Director|
|Best Actor||Best Actress|
|Best Supporting Actor||Best Supporting Actress|
|Best Original Screenplay||Best Screenplay|
|Best Motion Picture Story||Best Documentary Feature|
|Best Documentary Short Subject||Best Live Action Short Subject, One-Reel|
|Best Live Action Short Subject, Two-Reel||Best Short Subject – Cartoons|
|Best Scoring of a Dramatic or Comedy Picture||Best Scoring of a Musical Picture|
|Best Original Song||Best Sound Recording|
|Best Art Direction – Set Decoration, Black-and-White||Best Art Direction – Set Decoration, Color|
|Best Cinematography, Black-and-White||Best Cinematography, Color|
|Best Film Editing||Best Special Effects|
The following 16 films received multiple nominations:
The following five films received multiple awards: