Treu

Treu is a surname. Notable people with the surname include:


 * Abdias Treu (1597–1669), German mathematician and academic
 * Adam Treu (born 1974), American football player
 * Blair Treu (born 1957), American film director
 * Catharina Treu (1743–1811), German painter
 * Georg Treu (1843-1921), German classical archaeologist and curator
 * Kurt Treu (1928–1991), German classical philologist
 * Paul Treu (born 1971), South African rugby union player and coach
 * Tiziano Treu (born 1939), Italian politician and academic
 * Wolfgang Treu (politician) (died 1540), Austrian politician
 * Wolfgang Treu (cinematographer) (1930-2018), German cinematographer