Waltham Mrs. Martha (Martinos) Gregoricus of Waltham died Tuesday, February 1, 2005 at Saint Elizabeths Hospital, Brighton. She was 75. Born in Binghampton, New York, a daughter of the late Thomas and Electra (Pappademetropoulos) Martinos, she was a homemaker and had lived in Waltham for the past 55 years. She leaves her husband, James M. Gregoricus; her children, Lynne Keating and her husband Joseph, and Michael J. Gregoricus and his wife Bernadette, all of Waltham; her grandchildren, Jimmy and Michael Keating and Zachary Gregoricus; her sister, Stella Sousouris and her husband Peter of Binghampton, New York; her brother-in-law, George Woodie Grigorakos of Belmont and many nieces and nephews. She was also a sister of the late Ernest, George and Louis Martinos, Ann Keene and Jennie Romano. Relatives and friends are invited to attend the Funeral at 9 a.m. Saturday from The Joyce Funeral Home, 245 Main Street (Rte. 20), Waltham followed by a Funeral Service in the Greek Orthodox Church Taxiarchae, 25 Bigelow Avenue, Watertown at 10 a.m. Burial will be in Mount Feake Cemetery, Waltham. Visiting hours are Friday from 4 to 8 p.m. Memorial donations may be made to the American Diabetes Association, 330 Congress Street, 5th Floor, Boston, MA 02110 or online at www.diabetes.org