DAYENPORT, Richard, colonist, born in England in 1606; died in Boston, Massachusetts, 15 July 1665. He came to America in the ship "Abigail" with John Endicott, leaving Weymouth, England, 20 July 1628. In November 1636, he was elected ensign of Governor Endicott's company, and at his command cut' out the cross from the British flag. In memory of this circumstance he subsequently named a daughter Trucross. He was lieutenant of a Salem company in the Pequot war, and became commander of the castle in Boston harbor in July 1645. He was killed by lightning.

--His grandson, Addhgton, jurist, born in Boston, Massachusetts, 3 August 1670; died there, 2 April 1736. He was graduated at Harvard in 1689, visited England, Spain, and the West Indies, and, on his return to Boston, became register of deeds for Suffolk County. He was one of the founders of Brattle Street Church in 1698. He was afterward successively clerk of the House of Representatives, Supreme Court, and court of common pleas, was elected a member of the council, served as a representative in 1711-'3, and was judge of the Supreme Court from 1715 till the time of his death.

--His son, Addington, born in Boston, Massachusetts, 16 May 1701; died in London, England, 8 September 1746, was graduated at Harvard in 1719, studied law, and was attorney general from 1828 till 1832, but turned his attention to the ministry and went to England to receive orders. On his return he became minister of St. Andrew's Church, Scituate, Massachusetts, on 15 April 1730, and remained until 15 April 1737, when he was chosen assistant minister of the 1st Episcopal Church in Boston (King's chapel). Here he remained until 8 May 1740, when he was elected the first rector of Trinity Church, Boston. On leaving Scituate he gave his house and land to the Society for propagating the gospel in foreign parts.