- Roberta A. Sprague
Wilkes, Charles (03 April 1798–08 February 1877), naval officer and explorer, was born in New York City, the son of John de Ponthieu Wilkes, a banker, and Mary Seton. He was educated in private schools and with tutors, concentrating on mathematics, scientific subjects, surveying, and navigation, though he studied languages and drawing as well. Determined to go to sea but at first denied a naval commission, Wilkes made three voyages as a merchant seaman between 1815 and 1818. He received his appointment as a midshipman in the U.S. Navy on 1 January 1818. Promotion to lieutenant came two days after his marriage to Jane Jeffrey Renwick on 26 April 1826. The couple had four children. On 12 March 1833 he reported for duty as head of the navy’s Depot of Charts and Instruments. In August 1836 Wilkes traveled to England and France to obtain equipment, books, and maps for the recently authorized exploring expedition to the Pacific Ocean. He hoped to play a significant role in the expedition as he had “studied with this view ever since the first Expedition was talked of” ( ...