While Williams claimed descent from two of the ‘noble tribes’ of pre-Conquest Gwynedd, his own circumstances were comparatively modest.
Williams’s elevation to the commission of the peace and the shrievalty in 1615-16 suggests that it was around this time that he married his third wife, a niece of the local magnate Sir Richard Bulkeley*. There is no indication that he was actively seeking the county seat at the end of 1620, and his name was probably put forward only a few days before the election when Bulkeley, who had sat for the shire in the previous two parliaments, fell seriously ill.
Members of the 1621 Parliament came under heavy pressure to contribute generously to the Benevolence which followed the dissolution, and Williams’s contribution of 40s. exceeded that of many of his wealthier neighbours.
The date of Williams’s death is unknown. He was certainly still alive in 1630, when he unsuccessfully prosecuted a neighbour before the Council in the Marches for stealing a fishing net from his servants,
