A Visit from St. Nicholas concludes that Livingston is the true author of the classic work. Notes Further reading A Visit from St. Nicholas "A Visit from St. Nicholas", more commonly known as "The Night Before Christmas" and "Twas the Night Before Christmas" from its first line, is a poem first published anonymously in 1823 and later attributed to Clement Clarke Moore, who claimed authorship in 1837. Some commentators now believe the poem was written by Henry Livingston Jr.. The poem has been called "arguably the best-known verses ever written by an American" and is largely responsible for some of the conceptions of Santa Claus
Clement Moore Butler was thereafter chaplain to the United States minister at Rome, Italy, and the second rector of Grace Church (now St. Paul’s Within the Walls) in Rome (1861–1864). When Butler returned to the United States in 1864, he became professor of ecclesiastical history at the Divinity School of the Protestant Episcopal Church, Philadelphia, until 1884 when he retired due to ill health. Butler died on March 5, 1890, in Germantown, Pennsylvania. In 1836 Butler married Frances Livingston Hart (1816–1895) in Washington, DC. They had three children: Frances Livingston Butler, Helen Moore Butler and Clement Moore Butler. Frances was a niece of