Debes is a surname which may refer to:
Ernst Debes (1840–1923), German cartographer Hans Jákupsson Debes (1723–1769), Prime Minister of the Faroe Islands from 1752 to 1769 Inge Debes (1882–1945), Norwegian jurist, editor and politician Jens Peter Debes (1776–1832), Norwegian judge and politician Lothar Debes (1890-1960), German officer in both world wars Lucas Debes (1623-1675), Danish priest, topographer and writer Peter Olaf Debes (1845–1914), Norwegian politician Thierry Debès (born 1974), French retired football goalkeeper