Frank William Walbank CBE (/ˈwɔːlˌbæŋk/; 10 December 1909 – 23 October 2008) was a scholar of ancient history, particularly the history of Polybius. He was born in Bingley, Yorkshire, and died in Cambridge. Walbank attended Bradford Grammar School and went on to study Classics at Peterhouse, Cambridge. From 1951 to 1977, Walbank was Rathbone Professor of Ancient History and Classical Archaeology at the University of Liverpool. After retirement he was a professor emeritus at Liverpool and an Honorary Fellow of Peterhouse.