John Heydon (soldier)

Sir

John Heydon
Died16 October 1653
AllegianceRoyalist
RankLieutenant-General of the Ordnance
Battles / warsFirst English Civil War
Other workMathematician

Sir John Heydon (died 1653) was an English Royalist military commander and mathematician, Lieutenant-General of the Ordnance at the outbreak of the First English Civil War.