Venn is a surname and a given name. It may refer to:

Given name

• Venn Eyre (died 1777), Archdeacon of Carlisle, Cumbria, England

• Venn Pilcher (1879–1961), Anglican bishop, writer, and translator of hymns

• Venn Young (1929–1993), New Zealand politician

Surname

• Albert Venn (1867–1908), American lacrosse player

• Anne Venn (1620s–1654), English religious radical and diarist

• Blair Venn, Australian actor

• Charles Venn (born 1973), British actor

• Harry Venn (1844–1908), Australian politician

• Henry Venn (Church Missionary Society) (1796-1873), English secretary of the Church Missionary Society, grandson of Henry Venn

• Henry Venn (Clapham Sect) (1725–1797), English evangelical minister

• Horace Venn (1892–1953), English cricketer

• John Venn (1834–1923), British logician and the inventor of Venn diagrams, son of Henry Venn the younger

• John Venn (academic) (died 1687), English academic administrator

• John Venn (politician) (1586–1650), English politician

• John Venn (priest) (1759–1813), one of the founders of the Church Missionary Society, son of Henry Venn

• John Archibald Venn (1883–1958), British economist

• Kath Venn (1926–2019), Australian politician

• Kim Venn, Canadian professor of physics and astronomy

• Kristin Venn (born 1994), Norwegian handball player

• Laurie Venn (born 1953), Australian racing cyclist

• Richard Venn (died 1639), English merchant and Lord Mayor of London

Fictional characters

• Diggory Venn, in the 1878 Thomas Hardy novel The Return of the Native