Milner is an English and Scottish occupational surname for a miller, and is related to the surname Miller. Notable people with the surname include:

In arts and entertainment Andrew Milner (born 1950), British-Australian cultural theorist and literary critic Edward Milner (1819–1884), English landscape architect John Milner (magician) (born 1948), British magician, stage and TV performer Martin Milner (1931–2015), American actor Martin Milner (violinist) (1928–2000), British violinist

In business H. R. Milner (1889–1975), Canadian lawyer and businessman John T. Milner (1826–1898), American engineer and businessman Yuri Milner (born 1961), Israeli-Russian entrepreneur

In government, politics and activism Alfred Milner, 1st Viscount Milner (1854–1925), British colonial administrator James Milner, 1st Baron Milner of Leeds (1889–1967), British politician Thirman L. Milner (1933–2024), American politician Thomas Milner (politician) (died 1694), English emigrant to the Virginia colony Yeshimabeit Milner, American technologist and African American activist

In religion Isaac Milner (1750–1820), English don, clergyman and mathematician John Milner (bishop) (1752–1826), English Roman Catholic bishop and writer John Milner (nonjuror) (1628–1702), English clergyman

In science and academia Allison Milner (1983–2019), Australian disability, mental health and suicide researcher Andrew Milner (born 1950), British-Australian cultural theorist and literary critic Brenda Milner (born 1918), English-Canadian neuropsychologist Eric Charles Milner (1928–1997), English mathematician and set theorist Helen Milner (born 1958), American political scientist James Milner (art historian) (1874–1927), British art executive Jean-Claude Milner (born 1941), French philosopher and linguist Marion Milner (1900–1998), British psychoanalyst and journal writer Peter Milner (1919–2018), British-Canadian neuroscientist Robin Milner (1934–2010), British computer scientist Stephen Milner, British scholar of Italian

In sport Andy Milner (born 1967), English footballer Hoby Milner (born 1991), American baseball player James Milner (born 1986), English footballer Jim Milner (1933–2017, as James Edward Milner), English footballer John Milner (1949–2000), American baseball player John Milner (footballer) (born 1942), English footballer Marcus Milner (cricketer) (1864–1939), English racehorse trainer, soldier, civil servant and cricketer Martrez Milner (born 1984), American football player Tommy Milner (born 1986), American racing driver Tommy Milner (rugby league) (fl. 1910s), English rugby league player

In other fields Frank Milner (1875–1944), New Zealand secondary school head-master James Milner, 9th Seigneur of Sark (died 1730), British nobleman

Fictional characters John Milner, in the 1973 film American Graffiti Tommy Milner, in the 2019 film Scary Stories to Tell in the Dark Milner, in the 2013 British television series "Utopia (British TV series)"

See also Eric Milner-White (1884–1963), English cleric Milnor