Thomas Robert Calthorpe Blofeld

Henry's father (Thomas Robert Calthorpe Blofeld, 1903–1986) was at Eton with Ian Fleming and his name is believed to have been the inspiration for the name of James Bond supervillain, Ernst Stavro Blofeld.

Henry Blofeld, Wikipedia

It is commonly believed that the name Blofeld was inspired by the English cricket commentator Henry Blofeld's father, with whom Fleming went to school. Henry Blofeld offered on the BBC Radio 4 series Just a Minute that "Ian took my father's name as the name of the baddie."

Ernst Stavros Blofeld, Wikipedia