Hannie is a feminine given name. Notable people with the surname include:
People Hannie Bal, Dutch painter Hannie Bloemhof (born 1936), Dutch sprinter Hannie Bruinsma-Kleijwegt, Dutch politician Hannie van Leeuwen, Dutch politician Hannie Lips, Dutch broadcaster Hannie Mein, Dutch ceramist Hannie Rayson, Australian playwright and newspaper columnist Hannie Rouweler, Dutch poet Hannie Schaft, Dutch resistance fighter Hannie Singer-Dekker, Dutch politician Hannie Termeulen (1929–2001), Dutch swimmer
Fictional characters Hannie Caulder, eponymous protagonist of the 1971 British Western film Hannie Caulder