1820s
- Sir Richard Garth (1820–1903), Chief Justice of Bengal, 1875–1886
- Edward Thring (1821–1887), Headmaster of Uppingham School, 1853–1887
- John Francis Campbell of Islay (1822–1885), Gaelic scholar
- William Johnson Cory (1823–1892), poet
- William Spottiswoode (1825–1883), President of the Royal Society, 1878–1883, mathematician and physicist
- Thomas Levett, 1826, later Levett-Prinsep of Croxall Hall, Derbyshire
- General Sir George Higginson (1826–1927), Crimean War soldier, commander of the Brigade of Guards
- Lieutenant-Colonel Sir Charles Russell (1826–1883), Crimean War Victoria Cross and politician
- John Coleridge Patteson (1827–1871), Bishop of Melanesia, 1861–1871, and martyr
- Lieutenant-General Sir Charles Fraser (1829–1895), Indian Mutiny Victoria Cross
- Henry Agar-Ellis, 3rd Viscount Clifden,won both Derby and St. Ledger in 1848
- Sir James Fitzjames Stephen (1829–1894), judge
Read more about this topic: List Of Old Etonians Born In The 19th Century