John Digby
John Digby may refer to:
- Sir John Digby (died 1533), Knight Marshal for Henry VIII
- John Digby (died 1548), MP for Leicestershire 1539, High Sheriff of Warwickshire and Leicestershire 1539–40
- John Digby, 1st Earl of Bristol, English diplomat and Royalist
- John Digby, 3rd Earl of Bristol, MP for Dorset 1675–1677
- John Digby (1618–1664), MP for Milborne Port in 1640
- John Digby (1668–1728), MP for Newark 1705–08 and MP for East Retford 1713–22
- John Digby (judge), Australian lawyer and judge
- John Digby (Irish politician), Irish politician