Teulon is a French surname
Notable people with the surname include Alan Teulon (1934–2025), English jazz musician George K. Teulon (1812–1846), English–Texian soldier, journalist, and freemason Samuel Sanders Teulon (1812–1873), English architect William Milford Teulon (1823–1900), English architect and landscape designer
See also Alexis Giraud-Teulon (1839–1916), French academic, lawyer, and translator