O'CONNOR, John P. "Jack" entered into eternal rest on Saturday, May 28, 2022 in the Massachusetts General Hospital after being in failing health. He was 76 years old. Born in Boston, Jack, attained his Bachelor's degree and was a professional analyst for the Social Security Administration. Beloved son of the late Thomas H. and Blanche (Cosgrove) O'Connor. Relatives and friends are respectfully invited to attend Jack's visitation in the Cafasso & sons Funeral Home, 65 Clark St. (Corner of Main St.) EVERETT, Thursday, June 2 at 9 a.m. followed by his funeral Mass in St. Anhtony's Church, 38 Oakes St., Everett at 10 a.m.