ROCKWELL Mary Theresa, age 84, of Abington, March 21, 2007, devoted sister of Barbara Lawrence of Braintree and the late Margaret McCrillis, Stephen A. Rockwell Jr., William E. Rockwell and Robert T. Rockwell; daughter of the late Stephen and Margaret (Crowley) Rockwell; also survived by many nieces and nephews and grandnieces and grandnephews. Funeral from the South Weymouth McDonald Funeral Home at 809 Main St. (Rt. 18 opposite South Shore Hospital), Saturday at noon. Funeral Mass in St. Bridget's Church, Abington, at 1 p.m. Relatives and friends invited. Visiting hours Friday from 4-8 p.m. Interment, Central Cemetery, East Bridgewater. Late employee, Liberty Mutual Insurance Co., Boston. Donations may be made in Mary's memory to the Joslin Diabetes Center, One Joslin Place, Boston, MA 02215.