Hountondji is a surname. Notable people with the surname include:
Andréas Hountondji (born 2002), Beninese footballer Cédric Hountondji (born 1994), Beninese footballer Gisèle Hountondji (born 1954), Beninese writer, interpreter, and translator Paulin J. Hountondji (born 1942), Beninese philosopher and politician