John Mowbray, 3rd Duke of Norfolk further been suggested that his comic catchphrase was deliberately intended to invoke Sir John Falstaff, one of Shakespeare's best known characters, for the audience. In Shakespeare's "Henry IV, Part 2", Justice Shallow refers to Falstaff as having once been a page to "Thomas Mowbray, Duke of Norfolk", Mowbray's grandfather. Falstaff is commonly considered to be a fictional representation of either Sir John Oldcastle or Sir John Fastolf—or possibly an amalgamation of the two—both of whom are variously associated with Mowbray. John Mowbray, 3rd Duke of Norfolk John Mowbray, 3rd Duke of Norfolk, KG, Earl Marshal (12 September 1415 – 6
Sir John Oldcastle it is generally thought, because of political pressure: the historical Oldcastle was not only a Protestant martyr, but a nobleman with powerful living descendants in Elizabethan England. These were the Lords Cobham: William Brooke, 10th Baron Cobham (died 6 March 1597), was Warden of the Cinque Ports (1558–97), Knight of the Order of the Garter (1584), and member of the Privy Council (1586–97); his son Henry Brooke, 11th Baron Cobham, was granted the paternal post of Warden of the Cinque Ports upon his father's death, and made a Knight of the Order of the Garter in 1599. Even more so,