Ralf Gustav Dahrendorf, Baron Dahrendorf (born on May 1, 1929 in Hamburg) is a German-British sociologist, philosopher and politician.
He studied philosophy, classical philology and sociology in Hamburg and London between 1947 and 1952. He became a doctor of philosophy (dr. phil.) and has a PhD degree of the London School of Economics. He was a professor of sociology in Hamburg, Tübingen and Konstanz from 1958.
From 1969 to 1970 he was a member of the German parliament for the Liberal Democrats (FDP) and a Secretary of State in the Foreign Office. In 1970 he became a Commissioner in the European Commission in Brussels. From 1974 to 1984 he was director of the London School of Economics and from 1987 to 1997 Dean of St. Anthony's College at Oxford University.
In 1993 he was granted a life peerage and was created Baron Dahrendorf of Clare Market in the City of Westminster by Queen Elizabeth II.