How old was Diane Keaton when she died in October 2025?

Diane Keaton, the acclaimed American actress, passed away in October 2025 at the age of 79. She was born on January 5, 1946, in Los Angeles, California. Given her birthdate, she would have celebrated her 79th birthday in January 2025. Therefore, when she died in October of the same year, she was indeed 79 years old.

Keaton's prolific career spanned over five decades, establishing her as a unique and versatile talent in Hollywood. She rose to prominence in the New Hollywood movement, frequently collaborating with director Woody Allen, and earning an Academy Award for Best Actress for her iconic role in "Annie Hall" in 1977. Beyond her quirky comedic roles, she also garnered critical acclaim for her dramatic performances, including her memorable portrayal of Kay Adams in Francis Ford Coppola's The Godfather (Review) trilogy.

Throughout her career, Keaton showcased a distinct personal style, often favoring suits, turtleneck sweaters, and her signature hats. She continued to appear in a variety of films, from romantic comedies like "Something's Gotta Give" to family dramas such as "Marvin's Room," leaving an indelible mark on cinema. Her contributions earned her numerous accolades, including a BAFTA Award and two Golden Globe Awards, solidifying her legacy as an enduring icon.