Llanfendigaid Estate, located on the Cardigan Bay coast of southern Gwynedd (formerly Merioneth: Welsh: Meirionnydd, Sir Feirionydd), near Tywyn in north Wales is a mid-Georgian house that has belonged to the same family for over 600 years. Llanfendigaid is listed Grade II* by CADW which is only given to houses of exceptional historic interest.