Predeceased by her husband, Robert (Bob) Johnson.
Mary is survived by her siblings: Paul Kelly, Colleen (William) Rose, and Vincent (Carol) Kelly. Predeceased by her sister Ann Kelly, and her sister-in-law Pat Kelly.
Cherished aunt to Shawn (Chantal), Lisa, Ryan (Alexis), Kelly Ann (Jason), Matthew (Melissa), Sarah, and Laura.
A Funeral Mass will be held at St. Patrick’s Parish, 53 Wellington Street, Cambridge on Wednesday, November 4, 2026, at 11 a.m. with burial to follow at Parklawn Cemetery, Cambridge.
The family would like to thank the nurses on the 2nd floor of Cambridge Memorial Hospital for their care and compassion.