Sir Timothy Patrick Lankester, KCB (born 15 April 1942), is a former President of Corpus Christi College, Oxford, England, and the first economic private secretary to Margaret Thatcher. Lankester is the son of Preb. Robin Prior Archibald Lankester and Jean Dorothy Gilliat. He was educated at Monkton Combe School in Somerset. After undertaking Voluntary Service Overseas in British Honduras (1960–61), he went up to St John's College, Cambridge (BA Economics, MA, Honorary Fellow), before completing an MA at Yale University.