John D. Grantz
1935 - 2021
{ "" }
Share John's life story with friends and family
Send an Email
Or Copy this URL to Share
Grantz, John D.

John D. Grantz, age 86. Retired C.P.D. after 39 years. Beloved husband of Joan (nee Kowalski); loving father of Joan (Joseph) Strainis, Donald Grantz, Michael (Grace) Grantz, Richard Grantz, and the late John Grantz; dearest grandfather of 7; cherished brother of Dolores Grantz. Visitation Tuesday 3 to 7:30 p.m. at Richard Modell Funeral Home & Cremation Services, 5725 S. Pulaski Road. Funeral and Interment will be held privately. For info: (773) 767-4730 or

Sign Guest Book at

To Plant Memorial Trees in memory, please visit our Sympathy Store.
Published in Chicago Sun-Times on May 31, 2021.
Memories & Condolences
Guest Book sponsored by Chicago Sun-Times
Not sure what to say?
2 entries
May 31, 2021
Worked with John in the 10th district ,he was friendly and outgoing easy to get along with, I offer my condolence.
George McCarthy
May 31, 2021
Heartfelt and prayerful condolences from the Chicago Police Chaplains. John will be remembered at the next Police Mass.

In the meantime, may family and friends know the healing touch of our all-loving, all-merciful God! [Police Chaplains Ministry: or 312/738-7588]
~ ~ Fr. Dan Brandt, CPD Chaplain
Invite others to add memories
Share to let others add their own memories and condolences