Dedwyddfa is a house in Bryn Goodman, Ruthin, Denbighshire, Wales. It is a Grade II listed building, dated 1886, built for the Cornwallis-West family of Ruthin Castle.[1] Its design is attributed to the Chester architect John Douglas.[2] It is one of a pair of houses, the other being Coetmor which was definitely designed by Douglas. Both houses had large gardens, and were well placed for access to the railway.[1]
It is described as "a fine example of the Domestic revival style" ..."retaining good character and detail".[1]