Ashburnham is a surname, and may refer to:
Bertram Ashburnham, 4th Earl of Ashburnham (1797–1878), British peer Bertram Ashburnham, 5th Earl of Ashburnham (1840–1913), British peer Charlotte Ashburnham, Countess of Ashburnham (1776–1862), formerly Lady Charlotte Percy Cromer Ashburnham (1831–1917), British Army officer Denny Ashburnham (c.1628–1697), English landowner and politician George Ashburnham, 3rd Earl of Ashburnham (1760–1830), British peer George Ashburnham, Viscount St Asaph (1785–1813), British politician John Ashburnham (MP for Winchelsea) English politician John Ashburnham (Royalist) (1603–1671), English courtier, diplomat and politician John Ashburnham, 1st Baron Ashburnham (1656–1710), English landowner and politician John Ashburnham, 2nd Earl of Ashburnham (1724–1812), British peer and courtier Thomas Ashburnham (MP) (by 1462–1523), English politician Thomas Ashburnham (general) (1816–1872), Commander of British Troops in China and Hong Kong Thomas Ashburnham, 6th Earl of Ashburnham (1855–1924), British peer William Ashburnham (Royalist) (c.1604–1679) was an English army officer and MP William Ashburnham, 2nd Baron Ashburnham (1679–1710), English landowner and politician Sir William Ashburnham, 2nd Baronet (1678–1755), British politician Sir William Ashburnham, 4th Baronet (1710–1797), Church of England priest Sir William Ashburnham, 5th Baronet (1739–1823), British politician