Cover photo for Mary J. Leidolf's Obituary
Mary J. Leidolf Profile Photo
1931 Mary 2020

Mary J. Leidolf

May 28, 1931 — January 10, 2020

A Memorial Visitation for Mary Jean Leidolf (nee Hefner), 88, of Palatine, will be held Friday, January 31, 2020 from 9:00 a.m. until the time of the Memorial Mass, 10:00 a.m. at St. Theresa Catholic Church, 455 N. Benton St., Palatine. An Inurnment will be held at All Saints Cemetery, Des Plaines.

Mary Jean was born May 28, 1931 in Trusdell, Wisconsin, and passed away January 10, 2020 in Arlington Heights, Illinois.

Mary Jean was the beloved wife of the late Nicholas; loving mother of Janet Leidolf, Mark (Gale), Gary (Julie), Bruce (Terri); dear daughter of the late James and Mary (nee Herr) Hefner; fond sister of Lorraine (late Fred) Kohlndorfer and Carolyn Connor and the late Raymond Hefner. She also had many nieces and nephews that she loved dearly.

In lieu of flowers, donations may be made to the American Kidney Foundation 11921 Rockville Pike, Suite 300 Rockville, MD 20852 or visit or to the American Heart Association 300 S. Riverside Plaza, Suite 1200, Chicago, IL 60606 or visit

To order memorial trees or send flowers to the family in memory of Mary J. Leidolf, please visit our flower store.


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