Cyfyw was a 6th-century princess and pre-congregational Saint of Cornwall and Wales. Cyfyw is a patron of Llangyfyw (Llangeview).The Cyclopedia of Biblical, Theological, and Ecclesiastical Literature. (James Strong and John McClintock, eds.) Harper and Brothers; NY; 1880
Life Cyfyw was born to Saint Gwynllyw and his wife Gwladys. She was the sister of St. Cadoc Saint Maches at CatholicSaints.Info. Cynidr and Maches.
St David's Church, Llangeview was originally dedicated to Saint Cyfyw and now bears a commemoration."St Cyfyw's Church, Llangeview", Comisiwn Brenhinol Henebion Cymru
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