 Colonna is mentioned for the first time in 1047, in a deed of Henry III, Holy Roman Emperor, a guest at the castle, which had taken its name from a column of the ancient Labicum Quintanense, when he stopped there during his march that with his army to Naples along the Via Casilina.In 1101 Peter, child of Gregory III, Count of Tusculum, received as inheritance the territory and the Castle of Columna, with Monte Porzio Catone, Monte Compatri and other surrounding possessions.Peter was the founder of Colonna family, which took the name from this property.