Sir Ivor Anthony Roberts KCMG (born 24 September 1946) is an Irish citizen and former British diplomat and the current President of Trinity College, Oxford. He was previously British Ambassador to Yugoslavia, Ireland, and Italy. He was knighted in 2000.
Born in Liverpool, Roberts was educated at St Mary's College, Crosby and the University of Oxford (Keble College, now Honorary Fellow), graduating with a degree in Modern Languages in 1968 and proceeded to take his MA in 1972.
Roberts joined the Foreign and Commonwealth Office (FCO) as Third Secretary in 1968. He went to study Arabic at MECAS in the Lebanon in 1969, and was posted to Paris in 1970. He was acting Head of Chancery in Luxembourg in 1973 before returning later that year to the FCO to serve firstly in Eastern European and Soviet Department (Balkans desk), then in Western European Department (German desk) and subsequently in European Integration Department, where he worked on the European Community's Common Agricultural Policy and the European Parliament. He was appointed First Secretary at the British High Commission in Canberra in 1978. In 1980 he was posted temporarily to the newly independent Pacific state of Vanuatu (formerly New Hebrides) as Political Adviser at the time of a rebellion. He returned to Canberra as Head of the Economic and Commercial Department and Agricultural Adviser until 1982. He then returned to London and took up the post of Deputy Head of News Department in the FCO.