Diane Keaton’s Family Reveals Cause of Death

Based on the text provided, the person who passed away was Woody ⁢Allen, Diane Keaton’s former ⁣partner.

The quote, “A few days ago the world was a⁤ place‌ that included Diane Keaton. Now⁣ this world doesn’t have her,” is a clear indication that the “her” refers to ​someone who is no longer alive, and ​the context establishes this person was previously Keaton’s‌ partner. The⁤ text then confirms it’s Woody Allen.