Moore CrosthwaiteSir Ponsonby Moore Crosthwaite was a British diplomat, and ambassador to Lebanon and Sweden.CareerPonsonby Moore Crosthwaite was educated at Rugby School and Corpus Christi College, Oxford. He held a Laming Fellowship at The Queen's College, Oxford, in 1931 and joined the Diplomatic Service in 1932. He served at Baghdad, Moscow, Madrid and Athens before being appointed Deputy UK Representative to the United Nations in New York 1952–58, Ambassador to Lebanon 1958–63 and Ambassador to Sweden 1963–66.HonoursMoore Crosthwaite was appointed CMG in the New Year Honours of 1951 and knighted KCMG in the New Year Honours of 1960.