The Griffies-Williams Baronetcy, of Llwyny Wormwood in the County of Carmarthen, was a title in the Baronetage of the United Kingdom. It was created on 22 May 1815 for George Griffies-Williams. Born George Griffies, he assumed by Royal sign manual the additional surname of Williams in 1785. The title became extinct on the death of the third Baronet in 1877.