The title of Baron Ashburnham was created in the Peerage of England in 1689. The 3rd Baron was created Viscount St Asaph and Earl of Ashburnham in the Peerage of Great Britain in 1730. The titles all became extinct in 1924, with the death of the 6th Earl.
Barons Ashburnham (1689)
- John Ashburnham, 1st Baron Ashburnham (1656-1710)
- William Ashburnham, 2nd Baron Ashburnham (1679-1710)
- John Ashburnham, 3rd Baron Ashburnham (1687-1737) (created Earl of Ashburnham in 1730)
Earls of Ashburnham (1730)
- John Ashburnham, 1st Earl of Ashburnham (1687-1737)
- John Ashburnham, 2nd Earl of Ashburnham (1724-1812)
- George Ashburnham, 3rd Earl of Ashburnham (1760-1830)
- Bertram Ashburnham, 4th Earl of Ashburnham (1797-1878)
- Bertram Ashburnham, 5th Earl of Ashburnham (1840-1913)
- Thomas Ashburnham, 6th Earl of Ashburnham (1855-1924)
