Oscar Records: Age of Nomination, Winning–Male and Female

Age-related records

Youngest winner of an acting award
Tatum O’Neal, age 10 (Best Supporting Actress, Paper Moon, 1973)
Youngest nominee for an acting award
Justin Henry, age 8 (Best Supporting Actor, Kramer vs. Kramer, 1979)
Youngest female winner of a lead acting award
Marlee Matlin, age 21 (Best Actress, Children of a Lesser God, 1986)
Youngest male winner of a lead acting award
Adrien Brody, age 29 (Best Actor, The Pianist, 2002)
Youngest male nominee for a lead acting award
Jackie Cooper, age 9 (Best Actor, Skippy, 1931)
Youngest female nominee for a lead acting award
Quvenzhané Wallis, age 9 (Best Actress, Beasts of the Southern Wild, 2012) (also first person born in the 21st century to be nominated for an Academy Award)

Youngest winner of any Oscar

Shirley Temple, age 6, who was awarded the inaugural (now retired) non-competitive Academy Juvenile Award in 1934

Youngest winner of Best Director
Damien Chazelle, age 32 (La La Land, 2016)

Youngest nominee for Best Director
John Singleton, age 24 (Boyz n the Hood, 1991)

Oldest winner of Best Director
Clint Eastwood, age 74 (Million Dollar Baby, 2004)

Oldest nominee for Best Director
John Huston, age 79 (Prizzi’s Honor, 1985)

Oldest winner of an acting award
Christopher Plummer, age 82 (Best Supporting Actor, Beginners, 2011)

Oldest woman to win best Actress Award
Jessica Tandy, age 80 (Best Actress, Driving Miss Daisy, 1989)

Oldest man to win Best Actor Award

Henry Fonda, age 76 (Best Actor, On Golden Pond, 1981)

Oldest nominee for an acting award
Christopher Plummer, age 88 (Best Supporting Actor, All the Money in the World, 2017)

Oldest nominee for a lead acting award
Emmanuelle Riva, age 85 (Best Actress, Amour, 2012)

Oldest competitive Oscar winner
James Ivory, age 89 (Best Adapted Screenplay, Call Me by Your Name, 2017).

Oscar: Age–Oldest competitive Oscar nominee

Agnès Varda, age 89 (Best Documentary, Faces Places, 2017)

Earliest-born Oscar winner by birth year

George Arliss, born 10 April 1868 (Academy Award for Best Actor, Disraeli, 1929)

Earliest-born Oscar nominee by birth year

May Robson, born 19 April 1858 (Academy Award for Best Actress, Lady for a Day, 1933)

Oscar: Year where all 4 Acting winners had oldest age average

1981 with a combined average age of 70.5 years old.

Henry Fonda (aged 77)
John Gielgud (also 77)
Katharine Hepburn (72)
Maureen Stapleton (56)

Oscar: Year where all 4 Acting winners had youngest age average

1980: combined average age of 29 years old.

Sissy Spacek (aged 31)
Robert De Niro (37)
Timothy Hutton (20)
Mary Steenburgen (28)