Onslow (surname)

Onslow is a surname. Notable people with the surname include:

• Sir Alexander Onslow (1842–1908), third Chief Justice of the Supreme Court of Western Australia
• Arthur Onslow (disambiguation)
• Cranley Onslow (1926–2001), British politician
• Denzil Onslow (disambiguation)
• Edward Onslow (1758–1829), British nobleman, Member of Parliament and fellow of the Royal Society
• George Onslow (disambiguation)
• Guildford Onslow (1814–1882), English politician
• Hannah Onslow (born 1998), English actress
• Jack Onslow (1888–1960), American Major League Baseball player, manager, coach and scout
• Muriel Wheldale Onslow (1880–1932), British biochemist
• Richard Onslow (disambiguation)
• Thomas Onslow (disambiguation)
• William Onslow, 4th Earl of Onslow (1853–1911)
• William Onslow, 6th Earl of Onslow (1913–1971)