MARY KATHERINE "MARY KAY" GRABOWSKI, (nee Hejduk), of Waikoloa Village, Hawaii, temporarily residing in Streetsboro, Ohio, passed away suddenly on Friday, July 31, 2020 at the age of 70.  Beloved wife of Eric; loving mother of Scott Grabowski (Laurie Keco) and Kim Morgan (formerly known as Jill Grabowski); cherished grandmother of Jeremy Grabowski; devoted daughter of Arthur Sr. and Dorothy Hejduk (nee Kabicek) (both deceased); dear sister of Arthur Hejduk Jr. (Della) and Joanne Drozdik (Michael-deceased); dearest daughter-in-law of John (deceased) and LaVerne Grabowski (nee Domochowski); loving sister-in-law of Debra Keenan (Joe); devoted aunt of John (Emily) and Matthew Hejduk (Rebecca), Beth Govern (Jeff), and Anna and David Drozdik (Kaitlin).  Devoted nurse and amateur radio operator (Hawaii: NH8ZF and Ohio: WD8LIB).  Family suggests contributions to Alzheimer's Assoc. (alz.org).  Friends may call at LATEK & RYBICKI, A GOLDEN RULE FUNERAL HOME , 4640 TURNEY RD. , where services will be held Wednesday, August 5, at 9:15 AM and at St. Monica Church, Rockside Rd., at 10:00 AM. VISITING HOURS: TUESDAY 4-8 PM.