Obituary for William A. Onderdonk, Jr. | Ryan-Parke Funeral Home
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William A. Onderdonk, Jr.

March 3, 1926 ~ November 10, 2018 (age 92)
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William A. Onderdonk, Jr., age 92, of Park Ridge, IL and Naples, FL passed away peacefully on November 10, 2018 with family at his side. He was preceded in death by his beloved wife of 53 years, Mary Jeanne, nee Erickson, parents William and Gertrude, sister Jean (Petty), and daughter-in-law Karen Onderdonk. He is survived by his children Beth (Paul) Truax, Todd (Sarah) Onderdonk, and David (Gloria) Onderdonk; grandchildren Jennifer (David) Downs,

Lauren (Jordan) Alzos-Benke, John, Colin, Daniel, Eric, Adam, and Benjamin (Karina) Onderdonk; great-grandchildren Emily, Luke, and Eli Downs, Otto and Spiro Alzos-Benke, and Zoe Onderdonk. He was a World War II veteran, graduated from Denison University, retired from Commonwealth Edison, was a Member of the Park Ridge Presbyterian Church and was very much loved. Visitation on Saturday December 1, 2018 at 11AM followed by Memorial Service at 12PM at Ryan-Parke Funeral Home, 120 S. Northwest Hwy, Park Ridge, IL 60068. Burial at Memorial Park Cemetery will be private. In lieu of flowers, memorials may be made to One Hope United (formerly Central Baptist Children’s Home), where he served on the board for many years – 333 S. Wabash Ave., Ste. 2750, Chicago, IL 60604.

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