Iacozza, Mary S. (Chiarenza) of Medford June 22nd. Beloved wife of the late Anthony M. Iacozza Sr. Devoted mother of Anthony M. Iacozza Jr. of East Wareham. Loving grandmother of Christopher Iacozza of East Boston, Anthony III, Nicholas and Jesse Iacozza all of East Wareham. Sister of Anthony Chiarenza of Boston, Connie Giullo of Medford and the late Joseph Chiarenza. A funeral service will be conducted in the Dello Russo Funeral Home, 306 Main St., MEDFORD, Wednesday, at 10 a.m. Relatives and friends are respectfully invited to attend. Visiting hours Tuesday 4 thru 8. Services will conclude with burial at St. Michael Cemetery, Boston.