Souter (/ˈsuːtər/, SOO-ter) is a Scottish surname derived from the Scots language term for a shoemaker. Notable people with the surname include:

• A nickname for any native inhabitant of the Royal Burgh of Selkirk, in the Scottish Borders
• Alexander Souter (1873–1949), Scottish biblical scholar
• Brian Souter (born 1954), Scottish businessman
• Charles Henry Souter (born 1864), Australian poet
• Camille Souter (1929–2023), Irish painter
• David Souter (born 1939), former Associate Justice of the Supreme Court of the United States
• David Henry Souter (1862–1935), Australian artist and journalist
• John Bulloch Souter (1890–1972), a Scottish painter and sculptor
• Tom Souter (1912–?), Scottish footballer

• Souter Lighthouse
• Soutar
• Suter