In Memory of



Obituary for Mary Costello

Costello, Mary Anne
passed away peacefully at home on Thursday, March 4, 2021 at the age of 79. Beloved husband of the late Donald. Loving mother of Tim, Dawn Marie (Steve Lacey), Danny (predeceased - 2018) and Mike (Andrea Sekula). Proud Nanny of Tyler (Kate), Kelly, Patrick, Taylor, Chad and great grandmother of Kealan, Declan and Fiona. Dear sister of the late Jack, Mike, Liz and Ed. Sadly missed by her furry friend Sweetie. Mary was a very kind and generous person. Cremation arrangements entrusted to the Henry Walser Funeral Home (519) 749-8467. As expressions of sympathy donations to the Grand River Hospital Foundation - Cancer Centre would be appreciated. Visit to view Mary's memorial.