When Jacob Hathaway Sr. was born about 1675, in Freetown, Bristol, Massachusetts Bay Colony, British Colonial America, his father, John Hathaway Jr., was 25 and his mother, Hannah Burt, was 23. He married Phillippa Ruth Chase on 28 January 1696, in Taunton, Bristol, Massachusetts Bay Colony, British Colonial America. They were the parents of at least 13 sons and 2 daughters. He lived in Fall River, Bristol, Massachusetts Bay Colony, British Colonial America in 1718. He died on 6 February 1759, in Taunton, Bristol, Massachusetts Bay Colony, British Colonial America, at the age of 84, and was buried in Freetown, Bristol, Massachusetts Bay Colony, British Colonial America.