Hougaard is a Danish surname. Notable people with the surname include:
Børge Hougaard (1921–2012), Danish rower Derick Hougaard (born 1983), South African rugby player Francois Hougaard (born 1988), South African rugby player Frank Hougaard (born 1963), Danish footballer Jesper Hougaard (born c. 1984), Danish poker player Patrick Hougaard (born 1989), Danish motorcycle speedway rider