OLSZEWSKI – Kathleen M. (nee Madigan)

November 14, 1941 – October 27, 2026

Of South Buffalo, NY. Beloved wife of the late Conrad J. Olszewski; dearest mother of Elizabeth A. Brand, Diane M. (Frank) Nelson, Joanne L. Olszewski, Paul J. (Lee) Olszewski, Mary Ellen (Joseph) Wyzykiewicz and Thomas R. Olszewski (Siam Mullen); grandmother of 18 grandchildren and 17 great-grandchildren; loving daughter of the late Francis P. and Elizabeth (Kraft) Madigan; sister of the late John Madigan, Patricia (John) Ormond and James (Doris) Madigan; also survived by nieces and nephews. Family and friends will be present, Thursday, October 29, 2026, from 4-7 PM at the CASTIGLIA FUNERAL HOME, INC., 873 Abbott Rd., South Buffalo, NY, 716-824-6435. A Mass of Christian Burial will be celebrated at Our Lady of Charity Parish (Holy Family Worship Site), 1901 South Park Ave., South Buffalo, NY, Friday, October 30, 2026, at 9:30 AM (Please assemble at church). Interment Holy Cross Cemetery. Please share your condolences at: www.castigliafuneralhome.com