Wynn, William (1595 -1665)
William Wynn was the sixth son of Sir John Wynn, 1st Baronet of Gwydyr in Caernarvonshire (1553-1626), and Sidney, daughter of Sir William Gerrard, Lord Chancellor of Ireland. He rose to be Protonotary of Wales, purchased Branas in Edeirnion in Merionethshire from Humphrey Branas, and married Jane, daughter and heir of Thomas Lloyd of, Gwern y Brechtyn. They had a son Richard and a daughter Sidney. Richard's two sons and daughter all died in infancy. Sidney married Edward Thelwall, of Plas y Ward in Denbighshire, and their daughter, Jane, married Sir William Williams, Baronet of Llanforda, and was the ancestress of the baronets of Williams Wynn. The Gwynns were descended, through John Wynn of Gwydyr and Rhodri, Lord of Angelsey, from Owen Gwynedd, Prince of North Wales.