Marie (DiRenzo) O'Brien, 90, passed away Friday, January 31, 2020 at the Care One of Randolph after a lengthy illness. She was the loving wife of the late Robert E. O'Brien. Born June 4, 1929 in Brockton she was the daughter of the late Joseph and Theresa M. (Galante) DiRenzo. Mrs. O'Brien was retired from Brockton City Hall where she was employed as a clerk. She was also one of the original "Cookie Ladies" at the Harbor One Bank. She enjoyed travelling, however her greatest joy came from spending time with her family, especially her grandchildren. She is survived by her children; Kathleen A. O'Brien of Fort Meyers, FL, Maryrose Gammons and husband Steve of West Bridgewater, Jane F. Kaminski also of Fort Meyers, FL and Robert G. O'Brien and wife Velma of Potomac, MD; Grandchildren, Dennis, Michael, Emily and Theresa Kaminski, Nell Gammons, Samantha, Sydney and Spencer Liang; Sister in Law, Ann DiRenzo of Stoughton. As well as several nieces and nephews. She was also the sister of the late, Carolyn Moreau and Theodore J. DiRenzo. A funeral service will be held on Thursday, February 6th at 10:00AM in the Russell & Pica Funeral Home, 165 Belmont St.,(Rt.123) Brockton. Interment will follow in Calvary Cemetery, Brockton. Calling hours Wednesday from 4:00 to 7:00PM. In lieu of flowers memorial gifts may be given to Alzheimer's Association 309 Waverley Oaks Road, Waltham, MA 02452. For directions visit www.Russellpicafuneralhome.com