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John Joseph Zelkovich

Obituary for John Joseph Zelkovich

July 23, 1934 - January 13, 2019
Bull Valley, Illinois | Age 84

Loving Husband, Father, and Grandfather


John Joseph Zelkovich, age 84, of Bull Valley, passed away peacefully, on Sunday, January 13, 2019, at his home. He was born July 23, 1934, in Chicago, the son of the late Peter and Mary (Rosich) Zelkovich. On August 17, 1974, John married Kathy Leland, at St. Jerome's Catholic Church in Chicago.
Proud of his Croatian heritage, John grew up on the south side of Chicago and was an avid White Sox and Blackhawks fan. For 33 years John taught in the Chicago and Lake Villa School Systems, retiring in 1993. John will always be remembered for his sense of humor, charm, love of music and his undying love for family and friends.
John is survived by his wife of 44 years, Kathy Zelkovich; his son, Bill (Fiancée – Jennifer); and granddaughters, Aubrey and Addison. He is further survived by his sisters, Mary Helen Zelkovich and Therese (Ron) Rederer; mother-in-law, Lori Leland; and many nieces, nephews and friends. John was preceded in death by his parents, Peter and Mary Zelkovich; brother, Peter Zelkovich; and father-in-law, Bill Leland.
Visitation will be held on Thursday, January 17, 2019, from 4 – 8 p.m. at Colonial Funeral Home, 591 Ridgeview Drive, McHenry. A Funeral Mass will be held on Friday, January 18, 2019, at 10 a.m. at The Church of Holy Apostles, 5211 Bull Valley Road, McHenry.
In lieu of flowers, memorials may be made to St. Jude's Children's Hospital or JourneyCare Hospice in John's name.

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  • JourneyCare
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Colonial Funeral Home & Crematory

591 Ridgeview Drive
McHenry, IL 60050
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