Shares the same birthday with her The Other Sister (1999) cast mate, Joe Flanigan, twenty-one years apart, Diane's birthday being January 5, 1946, and Joe's birthday being January 5, 1967.
4
Shares the same birthday with eponymous television interviewer Charlie Rose (1991), with four years age difference between them, with Charlie Rose, being born January 5, 1942, and Diane's birthday being January 5, 1946, with Diane being an interview subject at Charlie's famous round oak table at least four times between 2003 and 2011.
Shares the same birthday with her The Godfather (1972) cast mate, Robert Duvall, fifteen years apart, Diane's birthday being January 5, 1946, and Robert's birthday being January 5, 1931.
10
Has a street named after her in front of Santa Ana High school in Santa Ana, California, the school where she is an alumni.
11
Was the 81st actress to receive an Academy Award; she won the Best Actress Oscar for Annie Hall (1977) at The 50th Annual Academy Awards (1978) on April 3, 1978.
Appeared in a commercial for L'Oreal Paris' "Age Perfect" skin care makeup. [2010]
14
Her acting mentor was Actor and Director Warren Beatty.
15
Is one of 3 actresses to have won the Best Actress Academy Award for their portrayal of a character named "Annie". The others are Anne Bancroft (for The Miracle Worker (1962)) and Kathy Bates (for Misery (1990)).
16
Her paternal grandmother was of Irish descent. Diane's other roots are English, Scottish, German, and more distant Austrian.
17
Received The Hollywood Reporter's 2012 Sherry Lansing Leadership Award on December 5, 2012.
18
Warren Beatty originally offered Keaton Julie Christie's part in Heaven Can Wait (1978), but decided against it to do the more challenging role in Looking for Mr. Goodbar (1977). She did however take the role of Louise Bryant in Reds (1981), a role which Beatty originally offered to Christie.
19
Had skin cancer, which she overcame [November 21, 2011].
20
Has two adopted children - a daughter Dexter Keaton (b.1995) and a son Duke Keaton (b.2000).
Studied acting under the legendary acting teacher, Sanford Meisner, at NYC's prestigious Neighborhood Playhouse.
23
Was cited as one of the most promising movie personalities of 1973 in John Willis' 1974 Film Annual "Screen World" book.
24
Had an on-off relationship with Al Pacino in the '70s and '80s.
25
She's the oldest of four children. Diane has a brother named Randy Hall (b.March 21th 1948) and two sisters named Robin Hall (b.March 27th 1951) and Dorrie Hall (b. April 1st 1953).
26
Parents: Dorothy Keaton (b.1921, d.2008), a housewife, and Jack Hall (b.1921, d.1990), a civil engineer.
27
2006: Her performance as Annie Hall in Annie Hall (1977) is ranked #60 on Premiere Magazine's 100 Greatest Performances of All Time.
28
Woody Allen wrote her starring vehicle, Annie Hall (1977), with her in mind. Her real name is Diane Hall and her nickname is Annie.
29
Revived the fashion style created by Marlene Dietrich and Katharine Hepburn, when women all over the world started to wear suits and ties; first recognized by the public in Annie Hall (1977).
Two of her four Oscar-nominated roles were directed by her then boyfriends: Annie Hall (1977) (which won her an Oscar) was directed by Woody Allen and Reds (1981) was directed by Warren Beatty.
32
In both her 1977 films, Annie Hall (1977) and Looking for Mr. Goodbar (1977), The Godfather (1972) is referenced. In "Annie Hall," Woody Allen mentions the film as two men bother him for an autograph outside a movie theater. In "Goodbar", Theresa (Keaton) is seen reading Mario Puzo's "The Godfather" at a bar counter when Richard Gere approaches her.
33
Was nominated for Broadway's 1969 Tony Award as Best Supporting or Featured Actress (Drama) for "Play It Again, Sam," a performance she recreated in the film version with the same title, Play It Again, Sam (1972).
34
She wanted to direct a remake of the film The Blue Angel (1930) (aka "The Blue Angel") with Madonna in the lead but the project was canceled.
35
Woody Allen said of her, "In real life, Keaton believes in God. But she also believes that the radio works because there are tiny people inside it."
36
Was part of the original cast of the Broadway musical "Hair" (1968).
37
She is not related to Michael Keaton, as her birth name is Diane Hall. She changed her last name to her mother's maiden name as a result of a Diane Hall already being in the Actors Guild. According to her, Michael Keaton had a similar problem with his natural name when entering the Guild (his birth name is Michael Douglas!), though he picked "Keaton" because he liked Diane's name.
38
Has never married.
39
Born at 2:49 a.m. PST.
40
Has adult-onset asthma.
41
1995: Chosen by Empire magazine as one of the "100 Sexiest Stars in Film History" (#46).