 The second use of the name Rhyd-y-gors refers to the now demolished Gentry house, Rhyd-y-gors Mansion, located on the opposite side of the river to the site of the castle.The house was positioned near a bend, above the bank of the "Towy", near the ancient crossing that Rhyd-y-gors derives its name from.The first family to have inhabited the site were named Winter, and are believed to have arrived during the reign of William II, and were part of the train of forces headquartered at Carmarthen Castle.