Thomas Sienkowski Obituary

The passing of Thomas Sienkowski (Hillside, Illinois) occurred on October 6, 2026. Thomas, born on June 11, 1941, shared life with family, friends, and community. Leave a sympathy message to the family in the guestbook on this memorial page of Thomas Sienkowski to show support.

He was predeceased by: his father Ted; his grandfather Tom; and his siblings, Rick Sienkowski, Theresa Sienkowski and Tony Sienkowski (Liz).

He is survived by: his children, Christy Kaszuba (Mike), Suzzi Costantino (Jay) and Kelly Pokoj (Chris); and his grandchildren, Adam Kaszuba (Casey), Eric Kaszuba (Laura), Grace Costantino, Sophie Costantino, Katie Pokoj and Mikey Pokoj.

Visitation will be held on Saturday, October 10th 2026 from 9:30 AM to 11:30 AM at the Russo's Hillside Chapels (4500 Roosevelt Rd, Hillside, IL 60162). A funeral service will be held on Saturday, October 10th 2026 at 11:30 AM at the same location.

In lieu of flowers, donations to St. Jude Children's Research Hospital https://www.stjude.org. or Paralyzed Veterans of America https://secure.pva.org. are appreciated.