Oliver Ellsworth later served as a U.S. Senator in the First Federal Congress (1789-1791). Oliver Ellsworth later served as the Chief Justice of the U.S. Supreme Court, from 1796 to 1800.
Oliver Ellsworth was an Congregationalist.
From: Political Graveyard website (http://politicalgraveyard.com/bio/ellsworth.html#R9M0IW34R; viewed 7 December 2005):
Ellsworth, Oliver (1745-1807) - of Connecticut. Born in Windsor, Hartford County, Conn., April 29, 1745. Grandnephew by marriage of Roger Wolcott; father of William Wolcott Ellsworth. Delegate to Continental Congress from Connecticut, 1777-84; superior court judge in Connecticut, 1785-89; member, U.S. Constitutional Convention, 1787; U.S. Senator from Connecticut, 1789-96; received 11 electoral votes, 1796; Chief Justice of U.S. Supreme Court, 1796-1800. Congregationalist. Member, Freemasons. Died in Windsor, Hartford County, Conn., November 26, 1807. Interment at Palisado Cemetery, Windsor, Conn.
Note that numerous sources and authoritative references have been consulted in order to ascertain the religious affiliation of the American Founding Fathers. Note that the excerpts and references mentioned on this page are not the only references used in order to identify this person's religious affiliation.