Wyndham is a surname and a given name. Notable people with the name include:
Wyndhams of England
The Wyndham or Wyndam family is descended from Sir John Wyndham of Crownthorpe and of Felbrigg, Norfolk (1443–1503), and wife Lady Margaret Howard (1445–1484/1524), daughter of John Howard, 1st Duke of Norfolk, and first wife Catherine Moleyns. Succeeding generations have played an important role in English politics, the law, the military and the arts.
Branches of the family are styled variously as Earl of Egremont, Earl of Thomond and Baron Ibracken, Baron Wyndham, Baron Leconfield and Baron Egremont, Wyndham Baronets, of Trent, Wyndham Baronets, of Pilsden Court, and Wyndham Baronets, of Orchard Wyndham:
The senior line of the Wyndham family is today represented, despite its illegitimacy, by John Max Henry Scawen Wyndham, 7th Baron Leconfield, 2nd Baron Egremont, who lives at the family seat of Petworth House, Sussex.
Notable Wyndhams include:
- Sir Thomas Wyndham of Felbrigg (c. 1466 – c. 1522), English sailor
- Thomas Wyndham (Royal Navy officer) (1508–1554), English soldier and sailor
- Sir John Wyndham (1558-1645) of Orchard Wyndham, Somerset, English defence organiser; son of Florence Wadham, Lady Wyndham (died 1596)
- Sir Hugh Wyndham (judge) (1602–1684), English judge
- Sir Wadham Wyndham (judge) (1609–1668), English judge
- Sir William Wyndham, 1st Baronet, of Orchard Wyndham (c. 1632–1683), English politician, Member of Parliament (MP) for Somerset 1656–1658 and for Taunton 1660–1679
- Thomas Wyndham (c. 1642-1689) of Witham Friary, Somerset, MP for Wells, Somerset
- Sir Edward Wyndham, 2nd Baronet (c. 1667–1695), English politician
- Thomas Wyndham, 1st Baron Wyndham (1681–1745) title in the Peerage of Ireland
- Charles William Wyndham (1760–1828), English Member of Parliament (MP) for Midhurst 1790–95, New Shoreham 1795–1802, and Sussex 1807–1812
- Sir Charles Wyndham (1638–1706), MP for Southampton (1679–1689 and 1689–1698) and St Ives (1698–1701)
- Sir William Wyndham, 3rd Baronet (1687–1740), English politician, Chancellor of the Exchequer 1713–1714
- Charles Wyndham, 2nd Earl of Egremont (1710–1763), British peer
- Percy Wyndham-O'Brien, 1st Earl of Thomond (c. 1713–1774), MP and Irish peer
- Henry Penruddocke Wyndham (1736–1819), British politician and topographer
- Wadham Wyndham (army officer) (1737–1812), English colonel and bon vivant
- William Windham (1750–1810), British Whig statesman
- George Wyndham, 3rd Earl of Egremont (1751–1837), British peer
- Dr Thomas Wyndham (1772-1862), English clergyman
- Wadham Wyndham (parliamentarian) (1773–1843), MP for Salisbury 1818–1833, 1835–1843
- George Wyndham, 1st Baron Leconfield (1787–1869), British peer
- Henry Wyndham (1790–1860), MP for West Cumberland 1857–1860
- Wadham Wyndham (political supporter) (1793–1849), DL, JP, and political supporter
- William Wyndham (1796-1862), MP for South Wiltshire 1852–1859
- Charles Wyndham (1796-1866), English Member of Parliament for West Sussex 1841–1847
- Henry Wyndham, 2nd Baron Leconfield (1830–1901), British peer
- Percy Wyndham (1835–1911), British politician
- Sir Hugh Wyndham (1836–1916), British diplomat
- Lt-Colonel Alfred Wyndham (1836-1914), British and Canadian army officer, pioneering rancher in Ontario and Alberta, Canada
- George Wyndham (1863–1913), British political figure and writer
- Lt.-Col. Guy Wyndham (1865–1941), soldier
- Charles Wyndham, 3rd Baron Leconfield (1872–1952), British peer
- Dr. Sir Harold Wyndham (1903–1988), Australian educator and public servant
- John Wyndham, 6th Baron Leconfield (1920–1972), British peer
- Francis Wyndham (1924–2017), British author and journalist, son of Lt Col Guy Wyndham
- Max Wyndham, 2nd Baron Egremont (born 1948), British author
Others with the surname
- Anne Wyndham (born 1951), American television actress
- Charles Wyndham (actor) (1837–1919), English actor (who assumed the name) and founded Wyndham's Theatre in the West End
- Dennis Wyndham (1887–1973), South African-born actor in Britain
- Frederick W. Wyndham (1853–1930), British actor and producer, managing director of Howard & Wyndham theatres in Scotland and England
- John Wyndham, pen name of English author John Wyndham Harris (1903–1969)
- Martyn Wyndham-Read, musician
- Robert Henry Wyndham (1814–1894), British actor-manager, father of Frederick W. Wyndham
- Valerie Wyndham, ring name of American professional wrestling valet Paige Mayo (born 1986)
- Victoria Wyndham (born 1945), Mexican-American actress
People with the given name
- Wyndham Albery (1882–1940), British politician and accountant
- Wyndham Childs (1876–1946), British Army officer
- Wyndham Clark (born 1993), American golfer
- Wyndham Cook (born 1943), Australian politician
- Wyndham Davies (1926–1984), British politician
- Wyndham Deedes (1883–1956), British Army officer and civil administrator
- Wyndham Dunstan (1861–1949), British chemist
- Wyndham Edwards (1892–1961), Welsh gymnast
- Wyndham Emery (1897–1969), Welsh rugby player
- Wyndham Evans (born 1951), Welsh footballer and manager
- Wyndham Evanson (1851–1934), England international rugby union player
- Wyndham Gittens (1885–1967), West Indian screenwriter
- Wyndham Goldie (1897–1957), English actor
- Wyndham Goold (1812–1854), British politician
- Wyndham Guise (1859–1934), British actor
- Wyndham Halswelle (1882–1915), Scottish athlete
- Wyndham Harding (1817–1855), English civil engineer and philanthropist
- Wyndham Hazelton (1894–1958), English cricketer
- Wyndham Hill-Smith (1909–1990), Australian cricketer and wine-maker
- Wyndham Knatchbull (1844–1917), British barrister and politician
- Wyndham Knatchbull (Arabic scholar) (1795 or 1796–1868), British clergyman and academic
- Wyndham Knatchbull-Hugessen, 3rd Baron Brabourne (1885–1915), British peer and serviceman
- Wyndham Knatchbull-Wyndham (1737–1763), British baronet and Whig politician
- Wyndham Charles Knight (1863–1942), British general officer
- Wyndham William Knight (1828–1918), English cricketer
- Wyndham Lathem (born 1974), American microbiologist and convicted murderer
- Wyndham Lewis (1882–1957), English author and artist
- Wyndham Lewis (politician) (1780–1838), British politician
- Wyndham Meredith Manning (1890–1967), South Carolina politician
- Wyndham Payne (1888–1974), English artist and illustrator
- Wyndham Portal, 1st Viscount Portal (1885–1949), British politician
- Wyndham Robertson (1803–1888), American politician
- Wyndham Standing (1880–1963), English actor
- Wyndham St. John (1959–2023), Canadian equestrian
- Wyndham Thomas (1911–1992), English cricketer
- Wyndham Wise, Canadian film historian and critic