Sumner Ely Wetmore Kittelle (June 14, 1867–December 29, 1950) was a Rear Admiral in the United States Navy and a veteran of the Spanish-American War and World War I. He was also the third military Governor of the United States Virgin Islands. Late in life, he also became an author and published a book on his family's genealogy. In 1946, Kittelle wrote The Ketel family,: Also (Ketele, Kettele, Kettel, Kittelle and Kittle), a history of his family tree.