Ralph Isaacs Ingersoll (February 8, 1789 – August 26, 1872) was a lawyer, politician, and diplomat who served as a member of the Connecticut House of Representatives, where he was Speaker of the House, a United States representative from Connecticut for four consecutive terms from 1825 to 1833, and was the U.S. Minister to the Russian Empire under President James K. Polk in the late 1840s. Early life Ingersoll was born in New Haven, Connecticut on February 8, 1789. He was the son of Judge Jonathan Ingersoll (1747–1823) and Grace (née Isaacs) Ingersoll (1772–1850). His father was a judge of the Supreme Court and Lieutenant Governor of Connecticut up until his death in 1823. His maternal grandfather, and namesake, was Ralph Isaacs, Jr., a Yale educated merchant who was prominent in New Haven and Branford, and his paternal grandfather was Rev. Jonathan Ingersoll, chaplain for the Connecticut Troops during the French and Indian War who was the brother of Jared Ingersoll Sr., a British colonial official. His grand-uncle's son, Jared Ingersoll, served as Attorney General of Pennsylvania and was the father of fellow U.S. Representative, Charles Jared Ingersoll, and grandfather of his second cousin, author Edward Ingersoll. His cousin, Ralph Isaacs III, was the father of Mary Esther Malbone Isaacs, who married Chancellor and U.S. Senator Nathan Sanford in 1813. He pursued classical studies, and was graduated from Yale College in 1808. He studied law and was admitted to the bar in 1810 and commenced practice in New Haven. Career Ingersoll was a member of the State house of representatives from 1820 until 1825 and served as speaker during the last two years. He was elected as an Adams candidate to the Nineteenth and Twentieth Congresses and reelected as an Anti-Jacksonian to the Twenty-first and Twenty-second Congresses, serving from March 4, 1825 until March 3, 1833. He was not a candidate for renomination in 1832. He resumed the practice of law and was later appointed State's attorney for New Haven County in 1833. He declined the appointment as United States Senator tendered by Governor Henry W. Edwards upon the death of Senator Nathan Smith in 1835. On August 8, 1846, he was appointed by Democratic President James K. Polk (the former Speaker of the House of Representatives) to serve as the sixteenth U.S. Minister to the Russian Empire. He presented his credentials in Russia on May 30, 1847 and served