Daphne A. Apostolou Sirois, 58, of Haverhill, died Tuesday morning, Dec. 18 in Haverhill after a lengthy illness. She was born in Haverhill on Aug. 6, 1960, the daughter of Demetra Tikellis Apostolou of Haverhill and the late James Apostolou. Educated in the Haverhill school system, Sirois gra