|4 Apr 1841
||U.S. President William Henry Harrison dies of pneumonia one month after taking office. He caught cold giving his inaugural address in wet weather.
|20 Nov 1910
||Russian novelist Leo Tolstoy dies of pneumonia at Astapovo Railway Station, during an attempt to satisfy his wanderlust.
|3 Jul 1989
||Actor Jim Backus, millionaire Thurston Howell III on Gilligan's Island, dies of pneumonia and Parkinson's, St. John's Hospital, Santa Monica CA.
|17 Mar 1992
||Big band leader Lawrence Welk dies of pneumonia at his home in Santa Monica. Buried at Holy Cross Cemetery, Culver City, CA.
|11 Feb 1998
||Nazi SS doctor Dr. Josef Issels, holistic doctor that treated Bob Marley in Bavaria, dies of pneumonia in California.
|27 Mar 2002
||Writer and director Billy Wilder dies at age 95 of pneumonia at his home in Beverly Hills.
|30 Aug 2003
||Actor Charles Bronson (born Charles Buchinski) dies of pneumonia at Cedars-Sinai Medical Center in Los Angeles.