Arnold Whittall (born 1935, Shrewsbury, Shropshire, England) is a British musicologist and writer.
He is Professor Emeritus at King's College London.
Between 1975 and 1996 he was Professor at King's.
Previously he lectured at Cambridge, Nottingham (1964–1969) and Cardiff (1969–1975).Since the 1960s he has published books, articles and contributed chapters to multi-authored books.