Elizabeth Rowland

From "William Jones" biography

"William Jones' father was Siôn Siôr. An obvious question would be: why was his father not named 'Jones'? The answer is simple, he was named Jones since this is the English version of the Welsh Siôn. William's mother was Elizabeth Rowland who was from Llanddeusant in the island of Anglesey. William was born on a farm in Anglesey and the family moved to Llanbabo on Anglesey, then moved again after the death of William's father. The family were poor and William attended a charity school at Llanfechell about 3 km from the north coast of Anglesey. There his mathematical talents were spotted by the local landowner who arranged for him to be given a job in London working in a merchant's counting-house. ..."

From Memoirs of the life, writings and correspondence of sir William ..., Volume 1 By Sir William Jones page 95

"The origin of the family of Sir William Jones on the maternal side has been traced, by the industry of Lewis Morris, a learned British antiquary, to the ancient Princes and Chieftains of North Wales. With whatever delight, however, the Cambrian genealogist might pursue the line of his ancestry, a barren catalogue of uncouth names would furnish no entertainment to the reader. I shall only transcribe from the list a single and remarkable name in one of the collateral branches,—that of William O'Dregaian, who died in 1581, at the advanced age of 105 years; with the note annexed to it, that by three wives he had thirty-six children, seven more by two concubines, and that eighty of his issue, during his life, were living in the parish of Tregaian, in Anglesey. ..."

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• https://en.wikipedia.org/wiki/William_Jones_(mathematician)_
• JONES , WILLIAM ( 1675? - 1749 ), mathematician ; Dictionary of Welsh Biography
  • " The father was John George ; the mother was Elizabeth Rowland , of the family of Bodwigan , Llanddeusant ( J. E. Griffith , Pedigrees, 3), and Elizabeth 's mother was of the family of Tregaian and therefore, according to Lewis Morris ( Add. M.L. , p. 190), related to the Morrises ’ father and mother. ..."