David O'Brien Obituary
In loving memory of David O'Brien of Arlington, Massachusetts, born in Cambridge, Massachusetts, who departed this world on January 6, 2025 at the age of 78. David leaves behind a legacy remembered by family and friends. Family and friends are welcome to leave their condolences on this memorial page and share them with the family.
He was loved and cherished by many people including: his parents, William J. O'Brien and Anna M. O'Brien; his sibling's children, Erik, Amy, Molly, Emily and Dan; and his great-nieces and great-nephews, Jack, Christopher, Zachary, Kyle, Maya, Tarah, Leah, Jeremy, Daniel and Aiden.
