William A. Leffelman Obituary
It is with sadness that the passing of William A. Leffelman of Grayslake, Illinois is shared. William, born on August 12, 1934, passed away on July 21, 2026. Family and friends can send flowers and condolences in memory of the loved one. Leave a sympathy message to the family on the memorial page of William A. Leffelman to pay them a last tribute.
He was predeceased by: his parents, Sylvester Leffelman and Christina Leffelman; his sister Arlene; and his girlfriend Joni Haas. He is survived by: his children, Steven Leffelman (Debbie), Michael Leffelman, Julia Leffelman and Robert Leffelman; his grandchildren, Amber Hadley (Brandon), Joseph Leffelman, Cassandra Brockman (Chris), Heather Miler (Adam), Joshua Farrally (Kim), Jenna Leffelman and Troy Leffelman; his great grandchildren, Ryan, Vincent, Chance, Lilliana, Maddie, Elizabeth, Temperance, Matthew, Andrew, Alexis, Nathan, Axel, Canyon, ReiAnn, Asher and Elijah; and his siblings, Lois Skwierczynski (Lee) and Alfred Leffelman.
