Christopher Ellery (November 1, 1768 – December 2, 1840) was a United States Senator from Rhode Island. Born in Newport, he graduated from Yale College in 1787, studied law, was admitted to the bar and commenced practice in Newport. He was clerk of the superior court of Newport County from 1794 to 1798.Ellery was elected as a Democratic-Republican to the U.S. Senate to fill the vacancy caused by the resignation of Ray Greene and served from May 6, 1801, to March 4, 1805.