Arnold J. Cox

Arnold J. Cox, a retired police officer who grew up in Sag Harbor, died on May 16 in Dorchester, Mass. He was 58. The cause of death was not reported, but his sister, Nora Cox of Sag Harbor, said he had had a long illness.

Mr. Cox, who had lived in Boston for the last 40 years, was a fine athlete, his sister said. He played baseball as a young man and was an enthusiastic fan in later years.

Born in Southampton on July 22, 1955, to Arnold C. Cox and the former Ellen Menaik, who do not survive, he graduated from Pierson High School in 1973 and then from Stonehill College in Easton, Mass. Following his graduation, he began a career with the Boston Police Department, serving for more than 25 years.

Mr. Cox never married. In addition to his sister, he leaves three nieces and nephews.

A service took place on May 21 at the Yardley and Pino Funeral Home in Sag Harbor, Robert Diederiks, pastoral assistant of St. Andrew’s Catholic Church in Sag Harbor, officiating. Mr. Cox was buried at Oakland Cemetery in Sag Harbor.