Mary Kathryn Koster

Mary Kathryn Koster, nee Gilmore, age 92, of South Holland, IL went home to be with her Lord and Savior on Sunday, January 26, 2025. Beloved wife of the late Calvin Koster. Loving mother of Susan (Gregory) Turner, Kathy Wagenaar, Linda (Daniel) Eizenga, Wayne (Holly) Koster, Janet (Paul) Van Kley, and Carol Koster.  Cherished grandmother of Gail (Terry) Walter, Christine (Paul) Rosinski, Mary (Robert) Anselmo, Timothy (Bethany) Turner, Peter (Elizabeth) Turner, Andrew (Kerry) Turner, Joyce (Brandon) Beach, Patricia (Riley) Moldenhauer, Lisa Eizenga, Brian Eizenga, Alicia Koster, Samantha Koster, Michael (Molly) Van Kley, Thomas (Courtney) Van Kley, and Jessica (Alex) Van Der Aa. Great-grandmother of 35 great-grandchildren.  Dear sister of the late John (Wilma) Gilmore and Patricia (Robert) Feddersen.  Preceded in death by her parents Craig and Ruth Gilmore.  Mary was loved by many and will be dearly missed.

Visitation Thursday, January 30, 2025 from 3:00 – 8:00 p.m. at Smits Funeral Home 2121 Pleasant Springs Lane, Dyer, IN.  Funeral service Friday, January 31, 2025 at 11:00 a.m. at First Orthodox Presbyterian Church, 16248 South Park Ave, South Holland, IL with Rev. Daniel Svendsen officiating.  Interment Abraham Lincoln National Cemetery – Elwood, IL.

Memorial contributions may be give to Elim Christian Services ( www.elimcs.org ) or Hospice of the Calumet Area ( www.hospicecalumet.org ).

For more information, please call 219-322-7300 or visit our online obituary and guestbook at www.SMITSFH.com