Cybi died in 555.

Cybi is known for writing ecclesiastical Latin poems and hymns. He is credited with composing works that reflect his reverence for Christianity and his dedication to spreading the faith. Some of his writings have been preserved in manuscripts from the early medieval period.

All these saints are memorialized on November 8th.

•Adeodatus I, Pope

•All Deceased Brothers and Sisters of the Order of Preachers

•Castorus

•Clair

•Claudius

•Columbus of Toulouse

•Cybi of Caenarvon

•Drouet

•Four Crowned Martyrs

•Gervadius

•Godfrey of Amiens

•Gregory of Einsiedeln

•Holy Relics

•John Baptist Con

•Joseph Nghi

•Maria Crucified Satellico

•Martin Tho

•Martin Tinh

•Maurus of Verdun

•Moroc of Scotland

•Nicostratus

•Paul Ngan

•Simpronian

•Tysilio of Wales

•Willehad of Bremen

•Wiomad of Trèves

All theses saints are memorialized on November 8:

•Adeodatus I, Pope

•All Deceased Brothers and Sisters of the Order of Preachers

•Castorus

•Clair

•Claudius

•Columbus of Toulouse

•Cybi of Caenarvon

•Drouet

•Four Crowned Martyrs

•Gervadius

•Godfrey of Amiens

•Gregory of Einsiedeln

•Holy Relics

•John Baptist Con

•Joseph Nghi

•Maria Crucified Satellico

•Martin Tho

•Martin Tinh

•Maurus of Verdun

•Moroc of Scotland

•Nicostratus

•Paul Ngan

•Simpronian

•Tysilio of Wales

•Willehad of Bremen

•Wiomad of Trèves

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