US Army

William "Bill" C. Isadorski, Sr.

April 24, 1929 ~ May 3, 2021 (age 92)


William “Bill” C. Isadorski, Sr., age 92, passed away peacefully on Monday, May 3, 2021.

Born in Wilmington, DE, Bill was the son of the late John and Helen (Sanowski) Isadorski. He graduated from Brown Vocational Technical High School before serving in the U.S. Army 2nd Infantry Division during the Korean War. Before retiring, Bill was an electrician and a member of International Electrical Workers Union Local # 313. He was a longtime parishioner at St. Catherine of Siena Catholic Church.

Bill was an avid baseball fan and loved watching the Phillies. He was also a regular at Cosmos Restaurant for breakfast, where he enjoyed eating many times during the week.

Bill was predeceased by his wife, Stella (Rozak) Isadorski; his son, William C. Isadorski, Jr.; his parents and his brother, Joseph Isadorski. He is survived by his brother, Thomas Isadorski; his nephew, Kevin Isadorski and Raymond Szczesiak; and his nieces, Elaine Schmidt, Janet Matlack, Barbara Braud, and Kathleen Robinson. Services and burial will be held privately at the convenience of the family.

In lieu of flowers, memorial contributions may be made in Bill’s memory to the National Hemophilia Foundation, 7 Pennsylvania Plaza, #1204, New York, NY 10001.

To offer condolences, visit or

To send flowers to the family or plant a tree in memory of William "Bill" C. Isadorski, Sr., please visit our floral store.

Memorial Tree
A Memorial Tree was planted for William "Bill"

We are deeply sorry for your loss - the staff at Pike Creek Location

Join in honoring their life - plant a memorial tree


Private Services


National Hemophilia Foundation
7 Pennsylvania Plaza, #1204, New York NY 10001

© 2022 John F. Yasik Funeral Services. All Rights Reserved. Funeral Home website by CFS & TA | Terms of Use | Privacy Policy | Accessibility