Mary C. Dalton, age 77, formerly of Quincy and Dorchester, died peacefully, Thursday, October 1, 2026 at the South Shore Rehabilitation and Skilled Care Center in Rockland, surrounded by her loving family.

Beloved daughter of the late James P. and Doris M. (Ballem) Dalton.

The youngest and last of seven siblings, she was predeceased by Georgia Larsen, June Meade, Doris M. Marshall, James D. Dalton, Richard F. Dalton, and Claire I. Morrissey.

Mary is survived by many loving nieces, nephews, and their families.

A Memorial Funeral Mass will be celebrated at Divine Mercy Parish in Our Lady’s Chapel at Sacred Heart Church, 386 Hancock Street, North Quincy, on Saturday, October 24, at 10 a.m. Relatives and friends are invited to attend. Inurnment will follow at Saint Mary’s Cemetery, Dorchester.

In lieu of flowers, donations in Mary’s memory may be made to the charity of your choice.