Samuel Dinsmoor, Jr., was admitted to the bar in 1819, but was not enrolled as an attorney at Keene until 1823. He was the son of Gov. Samuel Dinsmoor, and was born May 8, 1799. He graduated from Dartmouth college in 1815, and was associated with Gen. James Miller in the practice of law in Arkansas. In 1826 and 1827, and in 1829 and 1830, he was clerk of the senate, and postmaster several years, at one time cashier of Ashuelot bank. and later its president. In 1849, 1850 and 1851 he was governor of New Hampshire. He died February 24, 1869.