Zentner is a surname. Notable people with the surname include:
Alexi Zentner (born 1973), Canadian novelist Ellen Zentner, American economist Eric Zentner (1981–2011), American fashion model Jorge Zentner (born 1953), Argentine comic writer Nick Zentner (born 1962), American geologist Robin Zentner (born 1994), German football player Si Zentner (1917–2000), American trombonist Ty Zentner (born 1998), American football player