O'BRIEN, WILLIAM P. III of Jamaica Plain, Dec. 24, 2007. Beloved son of the late William P. Jr. and Mary F.E. (Coakley) O’Brien. Dear brother of the late Mary O’Brien. Funeral from the Brady & Fallon Funeral Home 10 Tower St. (Opp Forest Hills MBTA Station) Jamaica Plain on Thursday December 27 at 10:30 AM, followed by a Funeral Mass in Sacred Heart Church, Roslindale at 11 AM. Relatives and friends are invited. Visiting hours at the funeral home before the Mass from 9:30 – 10:30 AM. Interment, St. Joseph Cemetery.