Theresa C. Hacker Obituary
With heavy hearts, we announce the death of Theresa C. Hacker of Lemont, Illinois, who passed away on January 19, 2026 at the age of 86. Family and friends are welcome to send flowers or leave their condolences on this memorial page and share them with the family.
She was predeceased by: her parents, Martin Imrisek and Pauline Imrisek; and her siblings, Martin Imrisek (Elaine), MaryAnn Mangrum, Richard Imrisek (Gloria) and Eileen Fuller (late Glen).
She is survived by: her children, Robert Hacker (Karen), Valerie Lopes (Mark), Ronald Hacker (Sara) and Kevin Hacker (Richie Dull); her grandchildren, Kierstyn Setter (Patrick), Trevor Lopes (Allison), Nick Hacker, Jenna Crot (Nick), Ian Hacker, Carrie Hacker, Eric Lopes (Colleen Hord) and Cassidy Hacker (Ben Jacobs); her great grandchildren, Josie and Callie Setter; and her sisters, Dolores Sullivan (James), Patricia Friego (Tom Lyons) and Lucille Kraepel (late Rick).
