The Cwn Annwn is the Welsh equivalent of the Hound of Hell, and it has allegedly been seen in Tregare.
Unconfirmed
For further information, please read The Ghosts of Gwent by Alan Roderick and Haunted Wales: A Survey of Welsh Ghostlore by Richard Holland.
According to some sources, it is said that the apparition of a certain Mary George has been reported opposite Old Park Road. This ghostly lady is dressed in “Victorian clothes”.
Unconfirmed
For further information, please read The Ghosts of Gwent by Alan Roderick.