Barter is a surname. Notable people with the surname include:
Charles St Leger Barter (1857–1931), British soldier Frederick Barter (1891–1952), Welsh soldier Hugh Barter (born 2005), Australian-Japanese racing driver Jessica Barter, New Zealand architect John Barter (1917–1983), British politician Krystal Barter, Australian breast cancer survivor Marion Barter (born 1945), Australian missing person who has not been seen since 1997 Peter Barter (1940–2022), Papua New Guinean politician Philip Barter (1939-2024), American painter Richard Barter (1802–1870), Irish physician Richard H. Barter (1833–1859), Canadian fugitive and murder victim