Famous People Who Died of Dementia

Obituaries for public figures whose deaths were linked to dementia or Alzheimer's disease. 28 obituaries link to obituary pages with biographical details and source information where available.

Sir Patrick Stewart, Actor, died on October 29, 2026

Sir Patrick Stewart, died aged 86

Sir Patrick Stewart, the English actor known for Star Trek: The Next Generation, X-Men and Hamlet, died October 29, 2026, aged 86, from complications of Alzheimer’s disease. Born in Mirfield…

Peggy King, complications from Alzheimer's disease, died on October 25, 2026

Peggy King passed away at age 96

Peggy King, an American jazz singer and actress, died on October 25, 2026, aged 96, from complications of Alzheimer’s disease. Born in Greensburg, Pennsylvania, on February 16, 1930, she attended…

Mary Fell, complications from Alzheimer's disease, died on October 18, 2026

Mary Fell dies at age 79

Mary Fell, an American poet and academic, died October 18, 2026, aged 79, from complications of Alzheimer’s disease. Born in Worcester, Massachusetts, on September 22, 1947, she graduated from Worcester…

Leif Nielsen dies at 84

Leif Nielsen, the Danish football goalkeeper who played for BK Frem, Greenock Morton and the national team, died on June 11, 2026, from complications of dementia. He was 84. Born…

Bill Swain died at age 85

Bill Swain, an American football player who played in the National Football League for the New York Giants, Detroit Lions and Minnesota Vikings, died on April 24, 2026, of complications…