Richard Rudolf Walzer,^[1] FBA (14 July 1900 in Berlin – 16 April 1975 in Oxford) was a German-born British scholar of Greek philosophy and of Arabic philosophy.

Education: Werner-Siemens-Realgymnasium, Berlin-Schöneberg; Frederick William University of Berlin.

• Assistant (1927), Privatdocent in Classics (1932), Frederick William University of Berlin, 1927–1933
• Lecturer in Greek Philosophy, University of Rome, 1933–1938
• Lecturer in Mediaeval Philosophy (Arabic and Hebrew) (1942), Senior Lecturer in Arabic and Greek Philosophy (1950), Oriel College, Oxford, 1942–1962
• Honorary Professor, University of Hamburg, 1952
• Member, Institute for Advanced Study, Princeton, New Jersey, 1953–1954
• Fellow, Reader in Arabic and Greek Philosophy St Catherine's College, Oxford, 1962–1970
• He was elected a Fellow of the British Academy in 1956.