| 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. |