Willard Brown

Baseball | Outfielder
1915-06-26 – 1996-08-04 (Age 81)
Cause of Death: Alzheimer's disease

Gene Hickerson

1935-10-15 – 2008-10-30 (Age 73)
Cause of Death: Alzheimer's disease

Ingemar Johansson

1932-09-22 – 2009-01-30 (Age 76)
Cause of Death: Alzheimer's disease

Floyd Patterson

Boxing
1935-01-04 – 2006-05-11 (Age 71)
Cause of Death: Alzheimer's disease, Cancer
An Olympic gold medalist and world champion, he died from Alzheimer's disease and prostate cancer.

George Sauer

Football | Wide Receiver
1943-11-10 – 2013-05-07 (Age 69)
Cause of Death: Alzheimer's disease, Heart Disease
Sauer caught 8 passes from Joe Namath in the Jets' 1969 Super Bowl win over Johnny Unitas and the Baltimore…