John M. O'Sullivan
February 11, 1952 - October 22, 2025
Exeter - John M. O'Sullivan, 73, of Exeter, New Hampshire, formerly of Brentwood, died peacefully on October 22, 2025, at AdviniaCare in Newburyport, Massachusetts. John was born on February 11, 1952, in Lawrence, Massachusetts. He was the son... View Obituary & Service Information
