John Radcliffe (died 1441)
Sir John Radcliffe  (died 1441), of Attleborough, was an English knight and administrator who served as Seneschal of Gascony, 2nd Baron of the Exchequer of Ireland, Joint Chief Butler of Ireland, Bailli of Evreux and Constable of Bordeaux. He represented Norfolk as a Member of Parliament in 1420 and 1427.

Life
Radcliffe was the younger son of James Radcliffe of Radcliffe, Lancaster and Joan Tempest. John spent his early years in the entourage of Thomas of Lancaster. He was appointed in April 1406, Joint Chief Butler of Ireland by Thomas.

John died in 1441 and was buried at Attleborough church, Norfolk, England.

Marriage and issue
Radcliffe married firstly, Cecilia, daughter of Thomas Mortimer and Mary Parke. She was a maternal half-sister of Sir John Fastolf and mother of Sir Robert Harling. They are known to have had the following issue:
John Radcliffe
Thomas Radcliffe
Fynette Radcliffe
Roger Radcliffe
He married secondly, Catherine, daughter of Edward Burnell and Alice Le Strange, they are known to have had the following issue:
James Radcliffe
Robert Radcliffe
Alicia Radcliffe