John Giffard
John Giffard may refer to:
- John Giffard, 1st [Baron Giffard], English nobleman
- John Giffard (died 1556), Tudor courtier, soldier, MP and landowner, of Chillington Hall, Staffordshire
- John Giffard (died 1613), landowner, MP and noted Elizabethan recusant, of Chillington Hall
- John Giffard (1602–1665), colonel, Civil War commander, of Brightley, Devon
- John Giffard, [3rd Earl of Halsbury], British peer and scientist
- John Giffard (MP for Gloucestershire), 14th century, see Gloucestershire
- John Giffard (MP for Buckinghamshire), MP for Buckinghamshire, see Knights of Buckinghamshire
- John Giffard (judge), 14th-century English-born lawyer and cleric in Ireland
- John Giffard (police officer), British police officer, former chief constable of Staffordshire Police