 Before stone castle was built, a complex made of wood and earth had existed on the location.It probably belonged to komes Świętoslaw of the noble "Gryfita" family, Kasztelan of Wiślica.Some time in the mid-14th century, Dębno passed into the hands of the influential Odrowąż family, to which Jakub z Dębna, founder of the castle, belonged.