Newenham may refer to:

People Thomas Newenham Deane (1828–1899), Irish architect Edward Newenham (1734–1814), Irish politician William Newenham Montague Orpen KBE, RA, RHA (1878–1931), Irish artist John Newenham Summerson CH CBE (1904–1992), British architectural historian George Newenham Wright (1794–1877), Irish writer and Anglican clergyman

Places Newenham Abbey, Cistercian abbey founded in 1247 in Axminster, Devon, England Cape Newenham LRRS Airport, military airstrip southeast of Cape Newenham, in the U.S. state of Alaska Cape Newenham Air Force Station, closed United States Air Force General Surveillance Radar station

See also Newnam Newnham (disambiguation)