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Biography
Jacinto F. "Jack" Diniz (also Dinis) (October 3, 1888 – October 6, 1949) was an American politician and businessman.
Born in São Miguel Island, Azores, Diniz and his family emigranted to the United States abd settled in New Bedford, Massachusetts. Diniz served in the United States Army during World War I. He was in the furniture and insurance business. Diniz served in the Massachusetts House of Representatives from 1943 to 1949 and was a Democrat. He also served a deputy sheriff for Bristol County, Massachusetts. Diniz died from a heart attack in New Bedford, Massachusetts while giving a speech at a political event; he was campaigning for the office of city assessor for New Bedford. His son Edmund Dinis also served in the Massachusetts General Court.