Plas Bennett is a Grade II listed building in the community of Llandyrnog, Denbighshire, Wales, which dates back to the 18th century.

It was listed by Cadw (Reference Number 758).

[1] Plas Bennett is an early 18th century house, with a reported datestone of 1710.

The sides and the rear of the house are rendered, with a dormer window at the back of the house.

There is a reconstructed parapet, which partly conceals the roof at the front.