Mary K. Zimmermann (nee Kellas), age 88, of Countryside. Beloved wife of the late Robert L. Zimmermann for a wonderful 56 years. Devoted mother of Robert J. Zimmermann and Maria (James) Mercola. Cherished grandmother of Melissa (Joseph) Michalski, Robert (Jessica), Michelle, Jessica, Alison and Amanda. Loving sister of Georgene (late Jack) McDaniel. Dear sister-in-law of Barbara Curme, late Florence Styx, late Virginia Scavone, late Joseph, late Richard, late August and late Julius. Fond aunt of many.

Mary was a passionate reader and dog lover.

Visitation 4 to 9pm Wednesday, May 1^st at Hallowell & James Funeral Home, 1025 W. 55th St., Countryside. Guests are invited to join the family for a 10am Mass at St. Cletus Church, 600 W. 55^th St., LaGrange on Thursday, May 2nd, meeting at the church. Interment Private. In lieu of flowers, memorials to the National Breast Cancer Foundation are appreciated.

Service Info: 708-352-6500