John Schranz, 102, of Lake Zurich, died peacefully on Monday, February 16, 2026, at JourneyCare Barrington.
John was born in Graz, Austria on January 8, 1924, to parents Gustav and Karoline (nee Furst) Schranz. He met Theresa Leiser through a mutual friend and they were married in June of 1947 in Chicago. John and Theresa raised their five children together and were happily married for 64 years until her death on September 7, 2011.
John was a proud veteran of the United States Army and he faithfully served his country. He enjoyed the outdoors, and spent countless hours fishing and small game hunting. He also enjoyed bowling and baseball, and treasured the time spent playing catch with his sons and grandkids. John was a dedicated husband and father who achieved anything he put his mind to. He had a strong will, attention to detail, and high standards. He will be missed dearly by all who knew him.
John is survived by his children, Charlie “Chuck” (the late Rose) Schranz, John (Alice) Schranz, Elizabeth (Richard) Rupslauskas, Steven Schranz, and Marijo (Oscar) DeLaCruz, his six grandchildren, and twelve great-grandchildren.
He was preceded in death by his wife, Theresa Schranz, his daughter-in-law, Rose Schranz, and his sister, Caroline (John) Mayer.
Visitation will be Monday, February 23, 2026, from 3 pm to 7 pm at Davenport Family Funeral Home, 941 S. Old Rand Road, Lake Zurich, IL 60047.
Funeral will be Tuesday, February 24, 2026, at 10 a.m. with a visitation beginning at 9 a.m. all at Davenport Family Funeral Home, 941 S. Old Rand Road, Lake Zurich, IL 60047.
Burial to follow at Maryhill Catholic Cemetery at 12:30 p.m.
In lieu of flowers, memorials in John’s name can be made to Tunnels to Towers www.t2t.org or St. Jude Children’s Hospital 501 St. Jude Place, Memphis, Tennessee 38105 www.stjude.org
To plant trees in memory, please visit the Sympathy Store.
941 South Old Rand Rd, Lake Zurich, IL 60047

Please consider a donation as requested by the family.

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