O'Connor, Margaret A. of Marshfield, passed away on December 13. Beloved wife of the late Vincent O'Connor. Loving mother of Patricia O'Connor of Quincy, Michael O'Connor of Colorado, Julie Duff and her husband Kevin of Marshfield and Caroline Mazzola and her husband Douglas of Pembroke. Loving grandmother of Christopher and Olivia Mazzola and Connor and Emily Duff. Dear sister of Catherine Dowling of Plymouth, John Connor of Brockton and the late Michael Connor. Daughter of the late John P. and Katherine (Nee) Connor. Also survived by loving companion, her dog Dixie. Visiting hours will be held in St. Ann by the Sea Church, 591 Ocean St. on Thursday, December 18 from 4 to 8 p.m. A Funeral Mass will be held in the Church on Friday, December 19 at 11:30 a.m. Interment will be held in Milton Cemetery.