William E. Lange Sr., 63 of Delavan, WI, passed away unexpectedly Friday, August 17, 2018 at his home. He was born July 18, 1955 in Chicago, IL, the son of the late Joseph and Elizabeth (Lowrie) Lange. William married Gail A. Berndt on December 4, 1976 in Elkhorn, WI. Gail preceded in death on March 11, 2001.  He was a member of the River of Life Christian Church in Delavan.  William helped on mission trips and volunteered for various organizations through church.  He also enjoyed singing in men's choir group for church services.

William is survived by his two loving children; Jenny (Chris) Toth and William (Jolene) Lange both of Delavan, three grandchildren; Zach, Ben and Abby Toth, and Baby Lange on the way.

A Family Run Memorial service will be Thursday August 23, 2018 at 6:00PM at the River of Life Christian Church, 405 E Walworth Ave. Delavan, WI.  Visitation will be at the church before the service from 4:00PM to the time of service. Online guest book at www.haaselockwoodfhs.com.  Arrangements for Lange Family were handled by Haase-Lockwood & Associates Funeral Homes and Crematory of Elkhorn.